# HKCARPOOLING vs OtterBoard

The clearest difference is in-app purchases: HKCARPOOLING at none against OtterBoard's 7. HKCARPOOLING also leads on ads (none vs shown) and iOS requirement (13.0 vs 17.0). On price, update cadence and device support there is nothing between them.

Both are free to download. OtterBoard sells 7 in-app purchases, starting at $5.99 per year. HKCARPOOLING asks for nothing beyond the download.

HKCARPOOLING ships an update every 6 days, OtterBoard every 5 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | HKCARPOOLING | OtterBoard |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 days | **Every 5 days** |
| Size | 35 MB | 211 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [UNICORN INTELLIGENCE COMPANY LIMITED](https://appshunter.io/developer/1650367225) | [One Eternal](https://appshunter.io/developer/6792182843) |

## What reviewers say

### HKCARPOOLING

[App page](https://appshunter.io/ios/app/hkcarpooling/id6736732483)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### OtterBoard

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

**In-app purchases (7)**

| 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 |
| 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 HKCARPOOLING free?

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

### Is OtterBoard free?

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

### Do HKCARPOOLING or OtterBoard have ads?

OtterBoard shows ads; HKCARPOOLING does not.

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

HKCARPOOLING ships an update every 6 days, and OtterBoard every 5 days. Most recently, HKCARPOOLING was updated on October 25, 2026 and OtterBoard 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.*