Free ArcDemo tools
Do better product work, before you ever sign up.
Edit screenshots, calculate metrics, record screens, package training, and start interactive demos. Fast, private, and genuinely useful for free.
Most useful first
Start with the screenshot editor
The same Screen edit vocabulary as ArcDemo: crop, redact, draw, annotate, undo, and export. Your image stays in this browser.
Open screenshot editor22 tools, one workbench
Find the right starting point
Showing 22 results
Images and screenshots
5 results
- Free screenshot editorCrop, annotate, highlight, add text, and permanently redact a screenshot in your browser.
- Screenshot background toolFrame a screenshot with precise padding, corners, shadow, patterns, solid colors, or gradients.
- QR code background makerCreate a scannable static QR code and a polished 1200×800 sharing composition without tracking the payload.
- Screenshot annotation toolAdd numbered markers, arrows, shapes, highlights, and text manually. Nothing is generated or uploaded.
- Online image redaction toolPermanently cover sensitive screenshot regions, with optional baked pixelation for non-sensitive emphasis.
Business calculators
11 results
- Customer acquisition cost calculatorCalculate blended CAC, optional payback time, and LTV-to-CAC ratio from monthly acquisition inputs.
- Sales win rate calculatorMeasure opportunity win rate and model the revenue effect of a five-point improvement.
- Customer lifetime value calculatorEstimate steady-state SaaS lifetime value from ARPU, gross margin, and monthly churn.
- Marketing ROI calculatorCalculate attributed ROI, ROAS, cost per lead, and lead-to-customer conversion rate.
- Net Promoter Score calculatorTurn promoter, passive, and detractor response counts into an exact NPS breakdown.
- Customer satisfaction calculatorCalculate CSAT, unsatisfied responses, and the percentage-point gap to a valid target.
- Customer retention rate calculatorMeasure retained and lost customers while catching impossible cohort inputs.
- Training ROI calculatorEstimate annualized productivity benefit, cost per employee, ROI, and payback time.
- Net revenue retention calculatorCalculate ending MRR and net revenue retention from expansion, churn, and contraction.
- Employee turnover cost calculatorEstimate employees lost and annual replacement cost from workforce and salary assumptions.
- Employee onboarding cost calculatorBreak onboarding labor, materials, per-hire cost, and annual program cost into clear totals.
Capture and recording
3 results
- Free screen recorderRecord a screen or tab with browser permission, preview it locally, and sign in only to save it.
- Browser snipping and crop toolPaste or upload a screenshot, crop it precisely, and export locally; browser pages cannot invoke an OS-wide snip.
- Free webcam recorderRecord camera and microphone with explicit permission, preview or retake locally, then sign in to save.
Video workflows
1 result
Training and enablement
1 result
Sharing
1 result