# BITACHAKU vs KinePair

The clearest difference is in-app purchases: BITACHAKU at none against KinePair's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. KinePair sells 1 one-off in-app purchase. BITACHAKU asks for nothing beyond the download.

BITACHAKU ships an update every 4 days, KinePair every 3 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | BITACHAKU | KinePair |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Size | 72 MB | 4 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [kohei yamamoto](https://appshunter.io/developer/6786280833) | [Taro Yamamasu](https://appshunter.io/developer/1877353243) |

## What reviewers say

### BITACHAKU

[App page](https://appshunter.io/ios/app/bitachaku/id6786280378)

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

**In-app purchases:** none


### KinePair

[App page](https://appshunter.io/ios/app/kinepair-motion-compare/id6790675755)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FormSync PRO | $6.99 | one-time |


## Frequently asked questions

### Is BITACHAKU free?

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

### Is KinePair free?

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

### Do BITACHAKU or KinePair have ads?

Neither BITACHAKU nor KinePair shows ads.

### Which is updated more often, BITACHAKU or KinePair?

BITACHAKU ships an update every 4 days, and KinePair every 3 days. Most recently, BITACHAKU was updated on October 25, 2026 and KinePair on October 24, 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.*