# Obkio vs Image FFT

The clearest difference is price: Obkio at Free against Image FFT's $1.99. Obkio also leads on iOS requirement (15.0 vs 18.6). Image FFT's advantage is update cadence (weekly vs every 6 weeks). On ads, in-app purchases and device support there is nothing between them.

Obkio is free to download; Image FFT costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Obkio ships an update every 6 weeks, Image FFT weekly. The most recent releases landed on October 10, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Obkio | Image FFT |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Size | 61 MB | 2 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Obkio inc.](https://appshunter.io/developer/1351109853) | [Emma Sinclair](https://appshunter.io/developer/1694790592) |

## What reviewers say

### Obkio

[App page](https://appshunter.io/ios/app/obkio/id1351924056)

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

**In-app purchases:** none


### Image FFT

[App page](https://appshunter.io/ios/app/image-fft/id6773108614)

**In-app purchases:** none


## Frequently asked questions

### Is Obkio free?

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

### Is Image FFT free?

Image FFT costs $1.99, with no in-app purchases.

### Do Obkio or Image FFT have ads?

Neither Obkio nor Image FFT shows ads.

### Which is updated more often, Obkio or Image FFT?

Obkio ships an update every 6 weeks, and Image FFT weekly. Most recently, Obkio was updated on October 10, 2026 and Image FFT on October 5, 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.*