# Lambda Photo vs True Tone Studio

The clearest difference is in-app purchases: True Tone Studio at none against Lambda Photo's 1. True Tone Studio also leads on ads (none vs shown) and update cadence (every 4 days vs fortnightly). Lambda Photo's advantage is iOS requirement (18.0 vs 26.5). On price and device support there is nothing between them.

Both are free to download. Lambda Photo sells 1 in-app purchase, starting at $2.99 per month. True Tone Studio asks for nothing beyond the download.

Lambda Photo ships an update fortnightly, True Tone Studio every 4 days. The most recent releases landed on October 17, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Lambda Photo | True Tone Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/lambda-photo/id6755672438/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Subscription | — |
| Size | 174 MB | 5 MB |
| Requires iOS | **18.0** | 26.5 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Lambda Industries](https://appshunter.io/developer/1855445213) | [Michael Sparks](https://appshunter.io/developer/1896760107) |

## What reviewers say

### Lambda Photo

[App page](https://appshunter.io/ios/app/lambda-photo/id6755672438)

This powerful photo editor allows you to create stunning images with advanced color correction and natural skin tone adjustments. Unlock all features and import/export options with a subscription plan. Experience professional-grade image manipulation on your device.

**Highlights:** Advanced color panel, Natural skin tone enhancement, Import and export features, Professional-grade editing, Cross-device image generation

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | per month |


### True Tone Studio

[App page](https://appshunter.io/ios/app/true-tone-studio/id6770960422)

**In-app purchases:** none


## Frequently asked questions

### Is Lambda Photo free?

Lambda Photo is free to download, with in-app purchases available.

### Is True Tone Studio free?

True Tone Studio is free to download, with no in-app purchases.

### Do Lambda Photo or True Tone Studio have ads?

Lambda Photo shows ads; True Tone Studio does not.

### Which is updated more often, Lambda Photo or True Tone Studio?

Lambda Photo ships an update fortnightly, and True Tone Studio every 4 days. Most recently, Lambda Photo was updated on October 17, 2026 and True Tone Studio on October 3, 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.*