# Keystone Photo Lab vs Holly Timecode

The clearest difference is update cadence: Keystone Photo Lab at weekly against Holly Timecode's every 3 months. Keystone Photo Lab also leads on iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Keystone Photo Lab ships an update weekly, Holly Timecode every 3 months. The most recent releases landed on October 8, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Keystone Photo Lab | Holly Timecode |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/keystone-photo-lab/id6759060598/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 months |
| Monetization | Free | — |
| Size | 27 MB | 12 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [MYKOLA KINDRATYSHYN](https://appshunter.io/developer/1876605049) | [Patrick Tudor](https://appshunter.io/developer/731851556) |

## What reviewers say

### Keystone Photo Lab

[App page](https://appshunter.io/ios/app/keystone-photo-lab/id6759060598)

This app corrects perspective distortions and expands images using AI. It fills empty corners generated by perspective correction and extends image frames with generative AI. It also enhances resolution and preserves original color and HDR data.

**Highlights:** Perspective and keystone correction, AI corner fill, Generative expand, Upscale and recreate images, Preserves Display P3 color and HDR, Maintains original metadata

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Holly Timecode

[App page](https://appshunter.io/ios/app/holly-timecode/id6780260362)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Keystone Photo Lab free?

Keystone Photo Lab is free to download, with no in-app purchases.

### Is Holly Timecode free?

Holly Timecode is free to download, with no in-app purchases.

### Do Keystone Photo Lab or Holly Timecode have ads?

Neither Keystone Photo Lab nor Holly Timecode shows ads.

### Which is updated more often, Keystone Photo Lab or Holly Timecode?

Keystone Photo Lab ships an update weekly, and Holly Timecode every 3 months. Most recently, Keystone Photo Lab was updated on October 8, 2026 and Holly Timecode on October 13, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*