# i vs コラボフロー

The clearest difference is update cadence: コラボフロー at every 4 weeks against i's every 3 months. i's advantage is device support (3 vs 1) and iOS requirement (13 vs 16.4). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

i ships an update every 3 months, コラボフロー every 4 weeks. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | i | コラボフロー |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 weeks** |
| Size | 13 MB | 5 MB |
| Requires iOS | **13** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Proassist, Ltd.](https://appshunter.io/developer/779325128) | [COLLABO STYLE INC.](https://appshunter.io/developer/1729729654) |

## What reviewers say

### i

[App page](https://appshunter.io/ios/app/i/id779325125)

**In-app purchases:** none


### コラボフロー

[App page](https://appshunter.io/ios/app/id6477566244)

**In-app purchases:** none


## Frequently asked questions

### Is i free?

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

### Is コラボフロー free?

コラボフロー is free to download, with no in-app purchases.

### Do i or コラボフロー have ads?

Neither i nor コラボフロー shows ads.

### Which is updated more often, i or コラボフロー?

i ships an update every 3 months, and コラボフロー every 4 weeks. Most recently, i was updated on November 1, 2026 and コラボフロー on November 4, 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.*