Lensit vs Smart Gauges
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lensit
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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.
Smart Gauges
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A debugging tool for an instrument, including sensor zeroing, display unit switching, internationalization language and other functions
Screenshots
Verdict
The clearest difference is update cadence: Smart Gauges at every 2 days against Lensit's every 3 weeks. Smart Gauges also leads on iOS requirement (12.0 vs 16.4). On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Lensit ships an update every 3 weeks, Smart Gauges every 2 days. The most recent releases landed on October 18, 2026 and October 11, 2026 respectively.
| Parameter | Lensit | Smart Gauges |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.4 | 12.0 — better |
| Further details — not scored | ||
| Size | 49 MB | 23 MB |
| Age rating | 4+ | 17+ |
| Developer | lior cohen | 冉 陶 |
In-app purchases
Lensit
No in-app purchases
Smart Gauges
No in-app purchases
