# HybridIMEiOS vs OtterBoard

The clearest difference is in-app purchases: HybridIMEiOS at none against OtterBoard's 8. HybridIMEiOS also leads on ads (none vs shown). OtterBoard's advantage is iOS requirement (17.0 vs 26.0). On price, update cadence and device support there is nothing between them.

Both are free to download. OtterBoard sells 8 in-app purchases, starting at $5.99 per year. HybridIMEiOS asks for nothing beyond the download.

HybridIMEiOS ships an update weekly, OtterBoard every 3 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | HybridIMEiOS | OtterBoard |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 3 days** |
| Size | 18 MB | 227 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yan Yin Yu](https://appshunter.io/developer/6794815912) | [One Eternal](https://appshunter.io/developer/6792182843) |

## What reviewers say

### HybridIMEiOS

[App page](https://appshunter.io/ios/app/hybridimeios/id6803909534)

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

**In-app purchases:** none


### OtterBoard

[App page](https://appshunter.io/ios/app/otterboard/id6803947273)

**Features:** iPhone Duo support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OtterBoard Pro Yearly | $5.99 | per year |
| 極光鍵盤主題 | $1.99 | one-time |
| 青苔螢火鍵盤主題 | $3.99 | one-time |
| 墨流鍵盤主題 | $4.99 | one-time |
| 夢幻泡泡鍵盤主題 | $5.99 | one-time |
| 機械 RGB 鍵盤主題 01 | $5.99 | one-time |
| 倉頡碼雨 Cangjie Rain 鍵盤主題 | $5.99 | one-time |
| OtterBoard Pro Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is HybridIMEiOS free?

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

### Is OtterBoard free?

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

### Do HybridIMEiOS or OtterBoard have ads?

OtterBoard shows ads; HybridIMEiOS does not.

### Which is updated more often, HybridIMEiOS or OtterBoard?

HybridIMEiOS ships an update weekly, and OtterBoard every 3 days. Most recently, HybridIMEiOS was updated on October 31, 2026 and OtterBoard on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*