Free · No signup
Free tools for the boring parts of work.
Convert files, run quick numbers, get the thing done. No signup, no upsell wall.
Files
Fix a file
Convert, compress, merge, split. PDFs, images, spreadsheets.
Files
Fix a file
Convert, compress, merge, split. PDFs, images, spreadsheets.
The Console
Drop a CSV → get a database. Pick from a library of plain-English questions. No SQL, no signup.
PDF tools
Compress, merge, split in seconds.
Image tools
Compress, convert, and resize images fast.
Convert files
CSV, JSON, XLSX, TXT, and more.
Budget vs Actual variance
Upload a CSV or XLSX, confirm columns, get a deterministic variance report. Nothing saved.
PDF tools
5
PDF tools
Image tools
4
Image tools
Text
Work with text
Counts, conversions, cleanup. All in your browser, nothing saved.
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Text
Work with text
Counts, conversions, cleanup. All in your browser, nothing saved.
Case converter
UPPER, lower, Title, Sentence — paste, pick, copy.
Word counter
Live words, characters, sentences, and reading time.
Character counter
Live count with tweet / SEO / SMS limit checks.
Find and replace
Plain text or regex, case-sensitive or not.
Remove line breaks
Trim, collapse blanks, or flatten to one paragraph.
Generators
Generate something
Passwords, UUIDs, hashes, encodings, colors. Crypto-native, no dependencies.
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Generators
Generate something
Passwords, UUIDs, hashes, encodings, colors. Crypto-native, no dependencies.
Password generator
Cryptographically random — pick length and character classes.
UUID generator
Version-4 UUIDs via crypto.randomUUID(), single or bulk.
Base64 encode / decode
Unicode-safe encode and decode.
JSON formatter
Pretty-print, minify, or validate JSON.
Hash generator
SHA-1, SHA-256, SHA-384, SHA-512 hashes.
Color picker
Pick a color, read it back as HEX, RGB, and HSL.
Numbers
Run a number
One value in, one value out. The everyday-math calculators.
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Numbers
Run a number
One value in, one value out. The everyday-math calculators.
Free calculator
Effective Hourly Rate
Total revenue ÷ hours worked = what you actually earn per hour.
Free calculator
Conversion Rate
Conversions ÷ visitors for any page, funnel, or campaign.
Free calculator
Return on Investment
Net return ÷ original investment as a % gain or loss.
Free calculator
Net Income
Total revenue − total expenses for the period.
Business toolkit
Running a business? Here's the set built for that.
Business toolkit
Running a business? Here's the set built for that.
Not sure where the problem is? Run MedBay · Open Situation Room.
Common starting points
7
Fix founder focus
See where attention is leaking and what the week should protect.
Run audit →
Sharpen your offer
Find what is still unclear before weak messaging drags demand down.
Stress test →
Plan your revenue goal
Turn the target into pace, weakest lever, and the next 7-day plan.
Plan now →
Stop revenue leaks
Spot the biggest leaks and the fastest fixes.
See cost →
Recover missed calls
See how much revenue slips away when calls go unanswered.
Check impact →
Speed up follow-up
Measure how response time changes your close rate.
Run estimate →
Improve reviews
Estimate the revenue impact of rating changes.
Estimate now →
Business calculators
22
Free calculator
Markup vs Margin
Convert between markup % and margin %.
Free calculator
Average Order Value
Total revenue ÷ number of orders in the period.
Free calculator
Contribution Margin
Selling price − variable cost per unit.
Free calculator
Customer Acquisition Cost
Marketing spend ÷ new customers acquired.
Free calculator
Current Ratio
Current assets ÷ current liabilities.
Free calculator
Quick Ratio
(Current assets − inventory) ÷ current liabilities.
Free calculator
Working Capital
Current assets − current liabilities.
Free calculator
Debt to Equity Ratio
Total debt ÷ total equity.
Free calculator
Monthly Recurring Revenue
Sum of recurring subscription revenue per month.
Free calculator
Break-Even Volume
Fixed costs ÷ contribution margin per unit.
Free calculator
Return on Ad Spend
Revenue from ads ÷ ad spend.
Free calculator
Gross Profit Margin
(Revenue − COGS) ÷ revenue.
Free calculator
Gross Margin per Unit
Selling price − unit cost, as a per-unit dollar margin.
Free calculator
Net Profit Margin
Net income ÷ revenue, after all expenses.
Free calculator
Churn Rate
Customers lost in a period ÷ customers at start.
Free calculator
Retention Rate
Customers retained ÷ customers at start of period.
Free calculator
Repeat Purchase Rate
Repeat customers ÷ total customers.
Free calculator
LTV to CAC Ratio
Lifetime value ÷ customer acquisition cost.
Free calculator
Payback Period (months)
How many months of margin to recover CAC.
Free calculator
Runway (months)
Cash on hand ÷ monthly burn.
Free calculator
Burn Multiple
Net burn ÷ net new ARR added in the period.
Free calculator
Cash Conversion Cycle
Days inventory + days receivable − days payable.
Browse by area
5
Founder + Operator Clarity
Diagnoses founder and operator sprawl, bottlenecks, and the weekly operating frame Moonshot can carry next.
Marketing & Launch Pressure
Diagnoses early-stage marketing decisions and the launch-pressure traps that stall first revenue.
Revenue Leaks
Diagnoses the quiet losses from no-shows, cancellations, and missed demand.
Follow-Up & Operations
Diagnoses slow response times, funnel leakage, and operational drag.
Reputation & Trust
Diagnoses how reviews and response behavior shape new demand.
FAQ
Frequently asked
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FAQ
Frequently asked
Are these calculators accurate?
They’re directional on purpose. We show the assumptions so you can adjust inputs to match your situation.
Are these tools free?
Yes. No signup required.
Do you sell my data?
No. We don’t sell your data.
Who is this for?
Anyone with work to get done. File tools for everyone. The business set if you’re running something.
Last updated: Jan 26, 2026 · Methodology v2026.01.1
Tools that support the system
The tool is the starting point. Moonshot is where you carry the work forward.
The tool is the starting point. Moonshot is the software that keeps the issue, next move, and follow-through visible over time.