# Lens FOV: Field of View Calc — Camera Angle & Focal Length

> Camera Angle & Focal Length (iPhone/iPad app by Kyu-Hee Jang.)

- Source: https://appshunter.io/ios/app/lens-fov/id6761234366 (this page in markdown: same URL + `.md`)
- Developer: [Kyu-Hee Jang](https://appshunter.io/developer/1587578867)
- Category: Utilities, Productivity
- Price: Free
- Age rating: 17+
- Requires: iOS 15.1 · 33 MB
- Languages: American English
- Released: 2026-03-31
- Data updated: 2026-05-15
- User reviews in markdown: https://appshunter.io/ios/app/lens-fov/id6761234366/reviews.md

## What is Lens FOV?

Lens FOV+ displays the exact field of view angle for each camera lens on your iPhone. See horizontal, vertical, and diagonal FOV in real time as you switch between wide, ultrawide, and telephoto lenses.

Enter a distance and calculate the exact coverage area size — perfect for security camera placement and projector setup.

Key Features:
- Live camera preview with FOV overlay
- Horizontal, vertical, diagonal FOV display
- Auto-update on lens switch
- Distance → coverage area calculator
- All iPhone lenses supported
- Security camera coverage planning mode

Ideal for photographers, surveyors, security installers, and projector setup.


## Version history (last 1 release)

### 1.0 — 2026-03-31

No release notes.

## More apps by Kyu-Hee Jang

- [Calculator+: Easy Math Tool](https://appshunter.io/ios/app/calculator/id1587591476)
- [QR Lens+ Barcode Scanner Pro](https://appshunter.io/ios/app/qr-lens-barcode-scanner-pro/id1590631012)
- [Sound Noise Meter+ dB SPL](https://appshunter.io/ios/app/sound-noise-meter-db-spl/id1593197145)
- [Tremor Vibration Meter](https://appshunter.io/ios/app/tremor-vibration-meter/id6759666731)
- [Lux Light Meter - Luminance](https://appshunter.io/ios/app/lux-light-meter/id6759858193)
- [Barometer: Air Pressure](https://appshunter.io/ios/app/barometer/id6759883097)

All apps by Kyu-Hee Jang: https://appshunter.io/developer/1587578867

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-15.*