Screen Prep vs LIT Light Meter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Screen Prep
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Screen Prep readies any iPhone, iPad, or Apple Watch for VFX screen replacement. Fill the display with a chroma key color, add tracking marks, and lock it down so your compositor gets a screen that's easy to key and track. • Choose from preset chroma colors or pick your own with a color wheel • Add tracking marks and adjust their position, size, and color • AddAdded: Tracking marks can scroll vertically, horizontally or both, and pinch to zoom, so actors can scroll the screen • Frame marks for the full screen, 16:9, or an Apple Watch display • Display color bars, a grid, or a checkerboard instead • Lock the screen so actors can't trigger the controls by accident • Save setups and recall them in a tap • Export a 16:9 image to Photos to show on a TV or monitor via AirPlay APPLE WATCH Send saved screens to Apple Watch. Swipe or turn the Digital Crown to choose one, then double tap to lock it while the actor wears the watch. WORKS EVERYWHERE In addition to iPhone, Screen Prep supports portrait and landscape on iPad, the outer and open screens of iPhone Duo, and full screen on Apple silicon Macs. Need it on another screen? Export an image, then transfer it or AirPlay it to a TV or another display. A built-in Manual covers every feature. Site and Privacy Policy: https://squirrelfx.llc/screen-prep.html
LIT Light Meter
This companion app allows users to remotely control and save data from the LIT DUO 1 light meter. It enables firmware updates via Bluetooth, enhancing the functionality of the connected device.
- Remote control for LIT DUO 1
- Firmware updates via Bluetooth
- Data saving capabilities
- Companion app functionality
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Companion app for LIT DUO 1 light meter. Key features: – Firmware update via Bluetooth – Remote control Learn more about LIT DUO 1: http://lit-systems.com
Screenshots
Verdict
The clearest difference is price: LIT Light Meter at Free against Screen Prep's $9.99. LIT Light Meter also leads on update cadence (every 2 weeks vs every 6 months) and device support (5 vs 2). On ads, in-app purchases and iOS requirement 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
LIT Light Meter is free to download; Screen Prep costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Screen Prep ships an update every 6 months, LIT Light Meter every 2 weeks. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.
| Parameter | Screen Prep | LIT Light Meter |
|---|---|---|
| Price | $9.99 | Free — better |
| Rating | — | 4.5 (4 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 4 — better |
| Update frequency | Every 6 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Mac, Apple Watch — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 78 MB |
| Age rating | 4+ | 4+ |
| Developer | Squirrel FX LLC | Lit Systems AB |
In-app purchases
Screen Prep
No in-app purchases
LIT Light Meter
No in-app purchases
Questions
Is Screen Prep free?
Is LIT Light Meter free?
Do Screen Prep or LIT Light Meter have ads?
Which is updated more often, Screen Prep or LIT Light Meter?
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