# PlanetEdit vs Zenith Annotation

The clearest difference is in-app purchases: PlanetEdit at none against Zenith Annotation's 2. Zenith Annotation's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Zenith Annotation sells 2 in-app purchases, starting at $24.99 per year. PlanetEdit asks for nothing beyond the download.

PlanetEdit ships an update every 5 days, Zenith Annotation every 10 days. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | PlanetEdit | Zenith Annotation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/planetedit-simple-and-quick/id6758052019/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 10 days |
| Monetization | Free | — |
| Size | 24 MB | 47 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [yong chong loh](https://appshunter.io/developer/393466709) | [Eduardo Martinez Gomez](https://appshunter.io/developer/6790600757) |

## What reviewers say

### PlanetEdit

[App page](https://appshunter.io/ios/app/planetedit-simple-and-quick/id6758052019)

This app helps you process videos of planets, automatically cropping them to center the celestial body. It offers various image editing tools and advanced features like wavelet layers for detail extraction and denoising. You can also trim videos before stacking and save your edited images.

**Highlights:** Auto crop video to center planet, Basic image processing (stretch, saturation, brightness, contrast, hue), Interactive stacking slider, Trim video before stacking, 5 wavelet layers for detail and denoising, Save edited images

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

**In-app purchases:** none


### Zenith Annotation

[App page](https://appshunter.io/ios/app/zenith-annotation/id6816010913)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annotation Studio with Trial | $24.99 | per year |
| Annotation Studio Annual | $24.99 | per year |


## Frequently asked questions

### Is PlanetEdit free?

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

### Is Zenith Annotation free?

Zenith Annotation is free to download, with in-app purchases available.

### Do PlanetEdit or Zenith Annotation have ads?

Neither PlanetEdit nor Zenith Annotation shows ads.

### Which is updated more often, PlanetEdit or Zenith Annotation?

PlanetEdit ships an update every 5 days, and Zenith Annotation every 10 days. Most recently, PlanetEdit was updated on November 9, 2026 and Zenith Annotation on October 31, 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.*