# Gradientor vs Kakou Photo Frame

The clearest difference is in-app purchases: Gradientor at none against Kakou Photo Frame's 1. Gradientor also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.6). Kakou Photo Frame's advantage is ads (none vs shown) and update cadence (fortnightly vs every 4 months). On price there is nothing between them.

Both are free to download. Kakou Photo Frame sells 1 one-off in-app purchase. Gradientor asks for nothing beyond the download.

Gradientor ships an update every 4 months, Kakou Photo Frame fortnightly. The most recent releases landed on October 11, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Gradientor | Kakou Photo Frame |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Ad-supported | — |
| Size | 5 MB | 32 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tatsuya Tobioka](https://appshunter.io/developer/363452280) | [Yuki Takahashi](https://appshunter.io/developer/1886007076) |

## What reviewers say

### Gradientor

[App page](https://appshunter.io/ios/app/gradientor/id1231849905)

Easily generate stunning gradient images with intuitive controls. Export your creations in any size for use as wallpapers, social media headers, and more. This open-source tool offers a simple yet powerful way to create custom visual assets.

**Highlights:** Open source gradient generator, Create beautiful gradient images, Simple operations, Export in any size, Customizable for wallpapers and headers

**In-app purchases:** none


### Kakou Photo Frame

[App page](https://appshunter.io/ios/app/kakou-photo-frame/id6760735012)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kakou Kazari | $5.99 | one-time |


## Frequently asked questions

### Is Gradientor free?

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

### Is Kakou Photo Frame free?

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

### Do Gradientor or Kakou Photo Frame have ads?

Gradientor shows ads; Kakou Photo Frame does not.

### Which is updated more often, Gradientor or Kakou Photo Frame?

Gradientor ships an update every 4 months, and Kakou Photo Frame fortnightly. Most recently, Gradientor was updated on October 11, 2026 and Kakou Photo Frame on October 25, 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.*