Lensit vs GenR8
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lensit
This utility app helps users calculate the correct projection lens or distance for video projection events. It supports different aspect ratios and unit systems, with pro features for saving unlimited events.
- Calculate lens factor by size/distance
- Calculate distance by size/lens factor
- Support for 4:3 and 16:9 aspect ratios
- Metric and imperial unit support
- Unit conversion
- Save unlimited events (Pro feature)
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Get the exact lens and throw distance for your next projection setup — instantly. Lensit does the projection math for you: • Enter your screen size and distance to find the right lens • Or enter your lens spec to find the ideal distance • Switch between 4:3 and 16:9 aspect ratio • Works in metric or imperial — or use it to convert between them Built for AV techs, event producers, and anyone setting up a projector who doesn't want to do the math by hand. Pro adds: • Save unlimited events and pull them back up anytime
GenR8
Generate professional test patterns for display calibration and validation. Supports external displays, audio testing, and HDR signals. Ideal for video engineers, filmmakers, and content creators needing precise visual and audio analysis on the go.
- 28+ professional test patterns
- External display support (USB-C, AirPlay)
- HDR pattern support
- Audio test tones and live metering
- Precision controls and customizable overlays
- Export test patterns (PNG, PDF, JPG, TIFF)
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KEY FEATURES: * 28+ Professional Test Patterns - SMPTE color bars, calibration grids, convergence patterns, HDR test signals, luma stepping, IRE patterns, and more * External Display Support - Connect via USB-C to HDMI/DisplayPort or AirPlay. Full 1:1 pixel mapping for accurate calibration * AV Sync Test * Audio Test Tones - Sine, square, sawtooth, and white noise waveforms from 20Hz to 20kHz with live stereo metering * HDR Pattern Support - PQ curve test patterns, HDR color bars, and BT.2111 UHD patterns for HDR display validation * Precision Controls - Customizable aspect ratio overlays, diagnostic crosshairs, border guides, and adjustable scanning color bars * Live Audio Metering - Real-time L/R level meters with peak detection for audio signal monitoring * iPad Optimized - Split-view interface with pattern library sidebar and full-screen preview * Customizable Overlays - Display resolution info, clock, date, custom text, and diagnostic guides * Export Test Patterns in PNG, PDF, JPG, TIFF PERFECT FOR: - Video engineers calibrating displays - AV technicians testing signal chains - Filmmakers validating monitor accuracy - Content creators ensuring color fidelity - Anyone needing professional test patterns on the go DISPLAYS SUPPORTED: *External monitors, projectors, TVs, and broadcast displays via HDMI, DisplayPort, or AirPlay. Made with precision for professionals who demand accuracy.
Screenshots
Verdict
The clearest difference is review sentiment: GenR8 at 100% against Lensit's 0%. GenR8 also leads on update cadence (weekly vs fortnightly). Lensit's advantage is price ($3.99 vs $19.99). On ads, in-app purchases, monetization model and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Lensit costs $3.99 and GenR8 $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Lensit ships an update fortnightly, GenR8 weekly. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.
| Parameter | Lensit | GenR8 |
|---|---|---|
| Price | $3.99 — better | $19.99 |
| Rating | — | 4.9 (9 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | — | 9 — better |
| Update frequency | Fortnightly | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.4 — better | 17.0 |
| Further details — not scored | ||
| Size | 49 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | lior cohen | Christopher Van Hoose |
Customer experience
Lensit
GenR8
In-app purchases
Lensit
No in-app purchases
GenR8
No in-app purchases









