Comparison

Lensit vs GenR8

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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)
Features
Read full description

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

About

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.

Highlights
  • 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)
Features
Read full description

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

Lensit4 screens
GenR84 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Lensit costs $3.99 and GenR8 $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Lensit ships an update fortnightly, GenR8 weekly. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 7 level
Lensit versus GenR8: the parameters behind the verdict, then further details
ParameterLensitGenR8
Price$3.99 — better$19.99
Rating—4.9 (9 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings—9 — better
Update frequencyFortnightlyWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.4 — better17.0
Further details — not scored
Size49 MB21 MB
Age rating4+4+
Developerlior cohenChristopher Van Hoose

Customer experience

Lensit

Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

GenR8

All ratings9 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Lensit

No in-app purchases

None

GenR8

No in-app purchases

Questions

Is Lensit free?
Lensit costs $3.99, with no in-app purchases.
Is GenR8 free?
GenR8 costs $19.99, with no in-app purchases.
Do Lensit or GenR8 have ads?
Neither Lensit nor GenR8 shows ads.
Which is updated more often, Lensit or GenR8?
Lensit ships an update fortnightly, and GenR8 weekly. Most recently, Lensit was updated on October 10, 2026 and GenR8 on October 24, 2026.

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