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Every marketing metric,
solved in seconds.

A free suite of 101 enterprise-grade, formula-based calculators for the metrics that decide your budget, organic ranking, social campaign strategies, conversion optimization, and general business modeling — CPL, CPM, CPC, CPA, CTR, ROAS, Social ROI, CRO, LinkedIn, and Startup metrics. Each on its own page, built to rank and built to help.

EXPLORE THE TOOLS → Visit services
✓ 100% private in-browser ✓ Dynamic lead efficiency analysis ✓ Instant worked formulas
Janardhan Nagaiahgari, founder of Janardhan Digital
101 tools
Janardhan Digital

Janardhan Nagaiahgari

Built by an operator · Founder, Janardhan Digital

101
Free marketing tools
₹200Cr+
Managed ad spend
100%
Private & local calculation
0₹
No sign-up or cost
What is Janardhan Digital?

Janardhan Digital is a free collection of 101 formula-based marketing, SEO, and social calculators covering acquisition cost, ad efficiency, organic growth, conversion rate optimization, B2B LinkedIn marketing, business projections, and revenue performance. Each tool runs entirely in your browser, uses the exact industry formula, and comes with benchmarks and plain-language guidance — no sign-up, no cost, no data leaving your device.

STARTUP & BUSINESS

Startup & Business Calculators

Model exit valuations, project addressable markets (TAM/SAM/SOM), compound revenue growth, manage sales forecasts, and analyze customer retention.

Startup

Startup Valuation Calculator

Model target pre-money and post-money valuations using the VC Method exit profit multiples.

OPEN CALCULATOR → Startup

TAM Calculator

Compute Total Addressable Market size by mapping overall potential buyers and average contract values.

OPEN CALCULATOR → Startup

SAM Calculator

Determine Serviceable Addressable Market based on reachable segments and product-fit factors.

OPEN CALCULATOR → Startup

SOM Calculator

Calculate Serviceable Obtainable Market to isolate your realistic target market share revenues.

OPEN CALCULATOR → Startup

Customer Retention Calculator

Weigh active users over specific cohorts to calculate retention rates and churn margins.

OPEN CALCULATOR → Startup

Revenue Projection Calculator

Project compounded ARR/MRR expansions using current revenue and annual growth targets.

OPEN CALCULATOR → Startup

Sales Forecast Calculator

Forecast monthly and annual sales revenue using sales representative quotas and attainment rates.

OPEN CALCULATOR → Startup

Market Size Calculator

Estimate total market size valuation by mapping annual unit sales volumes and ASPs.

OPEN CALCULATOR → Startup

Growth Rate Calculator

Determine compound annual growth rates (CAGR) and absolute percentage growth sizes.

OPEN CALCULATOR →
LINKEDIN MARKETING

LinkedIn Marketing Calculators

Optimize your B2B marketing funnel, engagement rates, lead acquisitions, budgets, click efficiencies, and conversion ROI.

LinkedIn

LinkedIn Engagement Calculator

Calculate post engagement rate (ER) by comparing reactions, comments, and shares to follower counts.

OPEN CALCULATOR → LinkedIn

LinkedIn Lead Gen Calculator

Analyze B2B lead generation metrics, CTR, and CPL driven by LinkedIn campaign budgets.

OPEN CALCULATOR → LinkedIn

LinkedIn ROI Calculator

Compute LinkedIn campaign profitability and ROI by mapping leads, close rates, and contract values.

OPEN CALCULATOR → LinkedIn

LinkedIn Ad Budget Calculator

Calculate target budgets and deal volume required to hit your B2B campaign revenue goals.

OPEN CALCULATOR → LinkedIn

LinkedIn CPC Calculator

Measure cost per click efficiency and CTR performance on B2B campaigns.

OPEN CALCULATOR → LinkedIn

LinkedIn CPL Calculator

Isolate your exact cost per lead and click-to-lead conversion rate for LinkedIn campaigns.

OPEN CALCULATOR →
CONVERSION RATE OPTIMIZATION

CRO Calculators

Optimize your user paths, split testing confidence, funnel drop-offs, lead flows, and checkout completions.

CRO

Conversion Rate Calculator

Calculate your core website conversion rate (CVR) using simple sessions and total conversions.

OPEN CALCULATOR → CRO

A/B Test Significance Calculator

Determine statistical significance of your split test variants using z-score confidence levels.

OPEN CALCULATOR → CRO

Landing Page ROI Calculator

Weigh design/build investments against conversion rate gains and average order value profit margins.

OPEN CALCULATOR → CRO

Revenue Uplift Calculator

Calculate the monthly and annualized revenue growth from lifting conversion rates.

OPEN CALCULATOR → CRO

Lead Conversion Calculator

Analyze your sales performance across visitor-to-lead and lead-to-sale pipelines.

OPEN CALCULATOR → CRO

Funnel Conversion Calculator

Analyze top, middle, and bottom funnel stages to measure leaks and overall progression rates.

OPEN CALCULATOR → CRO

Sales Funnel Calculator

Track conversions from raw leads to MQLs, SQLs, and final closed-won contracts.

OPEN CALCULATOR → CRO

Checkout Conversion Calculator

Measure page progression through checkout visits, payments, and final completed orders.

OPEN CALCULATOR →
E-COMMERCE MARKETING

E-commerce Marketing Calculators

Optimize checkouts, pricing margins, cohort repeat purchases, customer retention rates, and marketing returns.

E-commerce

E-commerce ROI Calculator

Compute campaign profitability by mapping gross revenues against COGS, operating costs, and ad budgets.

OPEN CALCULATOR → E-commerce

AOV Calculator

Calculate Average Order Value. Track user purchase size and examine the ratio against CPA.

OPEN CALCULATOR → E-commerce

Conversion Rate Calculator

Calculate checkout conversion rate by weighing site sessions against completed transactions.

OPEN CALCULATOR → E-commerce

Cart Abandonment Calculator

Identify sales leakages. Weigh checkouts initiated against completed purchases to estimate lost revenues.

OPEN CALCULATOR → E-commerce

Profit Margin Calculator

Estimate e-commerce margins. Map Cost of Goods Sold against selling prices to isolate profit levels.

OPEN CALCULATOR → E-commerce

Break-even ROAS Calculator

Calculate break-even ROAS for paid campaigns based on product margins and target profits.

OPEN CALCULATOR → E-commerce

Product Pricing Calculator

Determine profitable retail selling prices based on product COGS and desired gross profit margins.

OPEN CALCULATOR → E-commerce

Customer Retention Calculator

Calculate CRR. Track cohort retention velocities and churn rates over specific timeframes.

OPEN CALCULATOR → E-commerce

Repeat Purchase Calculator

Determine Repeat Purchase Rate (RPR) to measure brand loyalty and buyer return intervals.

OPEN CALCULATOR → E-commerce

Revenue Growth Calculator

Compute top-line revenue expansion velocity. Map current sales against historical baselines.

OPEN CALCULATOR →
CONTENT MARKETING

Content Marketing Calculators

Optimize blog post returns, video campaign ROI, podcast yields, YouTube sponsorships, and writing costs.

Content

Blog ROI Calculator

Calculate blog post ROI. Weigh article creation and distribution costs against pageview conversions.

OPEN CALCULATOR → Content

Content ROI Calculator

Evaluate direct returns on custom marketing campaigns and asset-level creation investments.

OPEN CALCULATOR → Content

Content Production Cost Calculator

Assess full production budgets. Analyze editing, writer fees, graphics design, and promotion spend.

OPEN CALCULATOR → Content

Cost Per Article Calculator

Compute production investment per post. Model researcher hours, editors, and writer flat fees.

OPEN CALCULATOR → Content

Content Revenue Calculator

Estimate content revenue generation. Combine e-commerce transaction yields with ad RPM.

OPEN CALCULATOR → Content

Video Marketing ROI Calculator

Analyze video campaign ROI. Track view conversions, click-through rates, and video ad budgets.

OPEN CALCULATOR → Content

YouTube Revenue Calculator

Estimate channel earnings. Combine sponsorships, affiliate yield, merch sales, and AdSense RPM.

OPEN CALCULATOR → Content

Podcast ROI Calculator

Measure podcast performance. Weigh episode creation costs against CPM sponsorship deals.

OPEN CALCULATOR →
SAAS MARKETING

SaaS Marketing Calculators

Optimize MRR & ARR yields, cash runway, customer economics, net revenue retention, and acquisition payback.

SaaS

SaaS CAC Calculator

Calculate your Customer Acquisition Cost. Weigh sales and marketing spend against new user signups.

OPEN CALCULATOR → SaaS

SaaS CLV Calculator

Compute customer lifetime value (LTV/CLV) using average account revenue, churn, and gross margins.

OPEN CALCULATOR → SaaS

SaaS Burn Rate Calculator

Measure your startup's monthly net cash burn velocity over a given time duration.

OPEN CALCULATOR → SaaS

SaaS Runway Calculator

Determine cash runway in months. Gauge financial sustainability using net monthly cash burn.

OPEN CALCULATOR → SaaS

SaaS MRR Calculator

Calculate Monthly Recurring Revenue (MRR). Model base fees and account expansion MRR.

OPEN CALCULATOR → SaaS

SaaS ARR Calculator

Calculate Annual Recurring Revenue (ARR) run-rate based on MRR and professional services.

OPEN CALCULATOR → SaaS

Churn Rate Calculator

Measure customer churn rate. Assess subscriber and revenue attrition over any period.

OPEN CALCULATOR → SaaS

Net Revenue Retention Calculator

Measure SaaS Net Revenue Retention (NRR) rate based on expansion, contraction, and churn.

OPEN CALCULATOR → SaaS

LTV:CAC Calculator

Analyze your LTV to CAC ratio to evaluate unit economics health and marketing efficiency.

OPEN CALCULATOR → SaaS

SaaS Growth Calculator

Estimate SaaS Quick Ratio and growth velocity based on new and lost subscription logos.

OPEN CALCULATOR →
AFFILIATE MARKETING

Affiliate Marketing Calculators

Optimize referral commission payouts, niche website yields, partner site RPMs, and campaign ROI.

Affiliate

Affiliate Earnings Calculator

Estimate affiliate marketing campaign earnings. Input clicks, conversion rate, AOV, and commission fee.

OPEN CALCULATOR → Affiliate

Amazon Affiliate Commission Calculator

Calculate Amazon Associate earnings. Input shipped items value and category commission rate.

OPEN CALCULATOR → Affiliate

Affiliate ROI Calculator

Measure affiliate campaign ROI. Weigh traffic cost and tool subscriptions against payouts.

OPEN CALCULATOR → Affiliate

Affiliate Revenue Calculator

Calculate gross sales driven for merchant partners. Enter referral clicks, CVR, and AOV.

OPEN CALCULATOR → Affiliate

Niche Site Revenue Calculator

Estimate total niche blog revenue. Combine display ad network RPM with affiliate payouts.

OPEN CALCULATOR → Affiliate

RPM Calculator

Calculate Revenue Per Mille (RPM). Evaluate overall site display ad or revenue efficiency per 1,000 views.

OPEN CALCULATOR → Affiliate

EPC Calculator

Calculate partner Earnings Per Click (EPC). Compare commission earnings against click referrals.

OPEN CALCULATOR → Affiliate

Conversion Calculator

Determine your link conversion rate. Measure referral clicks against completed commission transactions.

OPEN CALCULATOR → Affiliate

Commission Forecast Calculator

Forecast affiliate payout growth over time. Project future commissions using monthly compound rates.

OPEN CALCULATOR →
EMAIL MARKETING

Email Marketing Calculators

Optimize subscriber lifecycle yields, list growth pacing, deliverability placement, and campaign revenue forecast.

Email

Email ROI Calculator

Weigh platform retainer fees, templates, and revenue conversion returns to calculate email ROI.

OPEN CALCULATOR → Email

Open Rate Calculator

Measure subscriber inbox engagement rates. Compare unique emails opened against delivered volume.

OPEN CALCULATOR → Email

Email CTR Calculator

Calculate email click-through rates. Track link clicks relative to total sent email volume.

OPEN CALCULATOR → Email

CTOR Calculator

Calculate Click-to-Open Rate (CTOR) to assess content and link relevance among subscriber opens.

OPEN CALCULATOR → Email

Email Conversion Rate Calculator

Calculate subscriber-to-sale conversion rates. Compare completed conversions against total click volume.

OPEN CALCULATOR → Email

Email Revenue Calculator

Forecast projected campaign revenue. Factor in sent subscribers, CTRs, conversion rates, and AOV.

OPEN CALCULATOR → Email

Subscriber Growth Calculator

Evaluate subscriber list expansion pacing. Track net monthly list growth and annual projections.

OPEN CALCULATOR → Email

List Decay Calculator

Estimate monthly natural list attrition. Project list shrinkage and stale emails over a 12-month period.

OPEN CALCULATOR → Email

Email Deliverability Calculator

Assess inbox placement rate by tracking bounces, spam complaints, and overall sender reputation.

OPEN CALCULATOR → Email

Cost Per Subscriber Calculator

Calculate customer list acquisition cost (CPS). Compare campaign ad spend against new subscribers.

OPEN CALCULATOR →
SOCIAL MEDIA

Social Media Marketing Calculators

Track creator campaign returns, platform-specific engagement velocities, target budgets, and virality cycles.

Social Media

Social Media ROI Calculator

Determine conversion profitability across networks. Assess media spend and retainer fees against social revenues.

OPEN CALCULATOR → Social Media

Engagement Rate Calculator

Analyze interaction proportions. Compare likes, comments, and saves against page follower density.

OPEN CALCULATOR → Social Media

Instagram Engagement Calculator

Analyze Instagram profile pacing. Track likes, comments, and saves per post relative to fans count.

OPEN CALCULATOR → Social Media

Facebook Engagement Calculator

Evaluate Facebook page interactions. Weigh post reactions, comments, and shares relative to connections reach.

OPEN CALCULATOR → Social Media

LinkedIn Engagement Calculator

Examine business connections interaction scores. Factor reaction and comments velocity relative to followers.

OPEN CALCULATOR → Social Media

YouTube Engagement Calculator

Analyze video views conversion rates. Compare comments and likes relative to audience views benchmarks.

OPEN CALCULATOR → Social Media

TikTok Engagement Calculator

Assess short-form video loops. Weigh likes, comments, and shares per video divided by views.

OPEN CALCULATOR → Social Media

Influencer ROI Calculator

Verify creator placement returns. Measure net sponsor profitability margins from outreach spends.

OPEN CALCULATOR → Social Media

Influencer Cost Calculator

Evaluate target creator fees. Model pricing based on followers, engagement rate, and target CPE benchmarks.

OPEN CALCULATOR → Social Media

Cost Per Engagement Calculator

Track social interaction acquisition cost. Calculate CPE from total social budgets and engagement counts.

OPEN CALCULATOR → Social Media

Social Media Reach Calculator

Estimate unique campaign audiences size. Compare total impressions against average post frequency.

OPEN CALCULATOR → Social Media

Virality Calculator

Evaluate viral coefficient loop metrics. Estimate content K-Factor from user sharing loops and clicks.

OPEN CALCULATOR →
SEO

SEO Calculators

Forecast search traffic value, keyword profitability, authority velocity, and campaign returns.

SEO

SEO ROI Calculator

Compute organic investment returns. Factor agency, tools, and content spend against traffic returns.

OPEN CALCULATOR → SEO

Organic Traffic Value Calculator

Determine equivalent CPC valuation of organic keywords. Measure search savings relative to paid ads.

OPEN CALCULATOR → SEO

Keyword ROI Calculator

Predict organic search revenue. Calculate return values from search volumes, ranking CTR, and order sizes.

OPEN CALCULATOR → SEO

Keyword Difficulty Estimator

Evaluate authority metrics. Determine backlinks needed to rank based on domain authority differences.

OPEN CALCULATOR → SEO

Backlink ROI Calculator

Assess external link value profiles. Compute payback duration, net yield, and link equity returns.

OPEN CALCULATOR → SEO

SEO Revenue Calculator

Estimate monthly e-commerce earnings from search traffic. Measure organic orders and session valuations.

OPEN CALCULATOR → SEO

Organic Conversion Calculator

Analyze organic traffic goals. Get exact non-paid conversion rates and gross monetization yields.

OPEN CALCULATOR → SEO

Traffic Growth Calculator

Determine target monthly compounding. Model baseline session increments to clear growth goals.

OPEN CALCULATOR → SEO

SEO Forecast Calculator

Model future traffic yields based on Search Console clicks, volume growth, and CTR optimizations.

OPEN CALCULATOR → SEO

SERP CTR Calculator

Analyze listing click rates. Project click counts per 1,000 search impressions based on rank positioning.

OPEN CALCULATOR → SEO

Link Building ROI Calculator

Evaluate cost metrics for outreach campaigns. Track total link value generated versus cost margins.

OPEN CALCULATOR → SEO

Domain Authority Growth Calculator

Estimate the months needed to hit your target DA. Plan your unique linking root domains roadmap.

OPEN CALCULATOR → SEO

Content Marketing ROI Calculator

Measure editorial asset performance. Weigh content generation and promotion cost against leads revenue.

OPEN CALCULATOR → SEO

Blog Revenue Calculator

Forecast traffic monetization returns. Project earnings from ad RPM rates and affiliate commission sources.

OPEN CALCULATOR →
ROI

Digital Marketing ROI Calculators

Optimize your marketing spend, unit economics, and bottom-line profitability.

ROI

Marketing ROI Calculator

Marketing ROI shows the true profitability of your spend. Enter revenue generated and marketing cost to get ROI.

OPEN CALCULATOR → ROI

Campaign ROI Calculator

Calculate campaign-level Return on Investment. Enter campaign revenue and marketing costs to check returns.

OPEN CALCULATOR → ROI

Lead Generation ROI Calculator

Measure the profitability of lead generation campaigns. Enter ad spend, leads, close rate, and deal value.

OPEN CALCULATOR → ROI

CAC Calculator

Customer Acquisition Cost tracks the fully-loaded cost to win a customer — including marketing and sales.

OPEN CALCULATOR → ROI

Customer Lifetime Value Calculator

Calculate customer lifetime value (CLV/LTV) and evaluate LTV:CAC ratios to scale acquisition limits safely.

OPEN CALCULATOR → ROI

Payback Period Calculator

Calculate CAC Payback Period. Enter CAC, monthly recurring revenue, and gross margin to find payback months.

OPEN CALCULATOR → ROI

Profit Margin Calculator

Determine gross and net profit margin percentages. Enter total revenue, cost of goods sold, and operating costs.

OPEN CALCULATOR → ROI

Break-even Calculator

Find the sales volume and revenue required to cover fixed costs. Enter fixed costs, unit price, and variable cost.

OPEN CALCULATOR →
ACQUISITION

Acquisition calculators

What it costs to attract leads and win customers.

Acquisition

CPL Calculator

Cost Per Lead tells you exactly what each lead costs across any channel. Enter your spend and lead volum…

OPEN CALCULATOR → Acquisition

CPA Calculator

Cost Per Acquisition is what it actually costs to win one paying customer or completed conversion. Enter…

OPEN CALCULATOR → Acquisition

CAC Calculator

Customer Acquisition Cost is the fully-loaded price of winning one new customer — marketing plus sales. …

OPEN CALCULATOR → Acquisition

CPC Calculator

Cost Per Click is the price you pay each time someone clicks your ad. Enter spend and clicks to get CPC …

OPEN CALCULATOR →
EFFICIENCY

Efficiency calculators

How hard every impression, click and view is working.

Efficiency

CPM Calculator

CPM is what it costs to show your ad 1,000 times. Enter spend and impressions to get CPM instantly — and…

OPEN CALCULATOR → Efficiency

CTR Calculator

Click-Through Rate is the share of people who click after seeing your ad or listing. Enter clicks and im…

OPEN CALCULATOR → Efficiency

Conversion Rate Calculator

Conversion rate is the percentage of visitors or clicks that take the action you want. Enter conversions…

OPEN CALCULATOR → Efficiency

CPV Calculator

Cost Per View is what each video view costs in your campaigns. Enter spend and views to get CPV — add do…

OPEN CALCULATOR → Efficiency

Engagement Rate Calculator

Engagement rate measures how actively your audience interacts with your content. Enter total engagements…

OPEN CALCULATOR →
REVENUE

Revenue calculators

Whether all that spend is actually producing profit.

Revenue

ROAS Calculator

Return On Ad Spend is the revenue you earn for every rupee spent on ads. Enter revenue and spend to get …

OPEN CALCULATOR → Revenue

Marketing ROI Calculator

Marketing ROI shows the true profitability of your spend. Enter revenue generated and marketing cost to …

OPEN CALCULATOR → Revenue

AOV Calculator

Average Order Value is the typical revenue per transaction. Enter total revenue and order count to get A…

OPEN CALCULATOR → Revenue

Break-even ROAS Calculator

Break-even ROAS is the minimum return you need just to cover costs at your margin. Enter your profit mar…

OPEN CALCULATOR → Revenue

LTV Calculator

Customer Lifetime Value is the total revenue a customer brings over their relationship with you. Enter o…

OPEN CALCULATOR →
HOW IT WORKS

From raw numbers to a decision in three steps.

STEP 01

Open a calculator

Pick any metric from the toolkit. Each opens on its own page with the calculator, the formula, and a full guide.

STEP 02

Enter your figures

Type in spend, clicks, revenue or impressions. Plain-language labels and the live formula keep the math transparent.

STEP 03

Read the verdict

Get the headline number, secondary metrics, a benchmark read, and a one-line insight on what to do next.

WHY Janardhan Digital

Built by an operator who has deployed real ad spend.

Every formula and benchmark reflects how performance is measured on live, multi-crore accounts — packaged free for marketers, founders and freelancers.

₹200Cr+
Ad spend behind these tools
101
Formula-based calculators
100%
Client-side & private
0₹
Free, no sign-up
WANT TO MASTER THE METRICS?

Calculators measure it. The course teaches you to move it.

Learn the AI-powered systems behind ₹200Cr+ in managed ad spend — then beat every benchmark on this site.

GET IN TOUCH → Visit Janardhan Digital