# 測測吧 vs OPE.AI

The clearest difference is in-app purchases: 測測吧 at none against OPE.AI's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OPE.AI sells 2 one-off in-app purchases. 測測吧 asks for nothing beyond the download.

測測吧 ships an update fortnightly, OPE.AI every 2 weeks. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 測測吧 | OPE.AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Size | 70 MB | 98 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [CMoney](https://appshunter.io/developer/503431064) | [IRUKA K.K.](https://appshunter.io/developer/1774648665) |

## What reviewers say

### 測測吧

[App page](https://appshunter.io/ios/app/id1641409607)

**Features:** macOS Compatibility

**In-app purchases:** none


### OPE.AI

[App page](https://appshunter.io/ios/app/opeai/id6737112669)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OPEポイント | $0.99 | one-time |
| OPE points | $30.00 | one-time |


## Frequently asked questions

### Is 測測吧 free?

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

### Is OPE.AI free?

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

### Do 測測吧 or OPE.AI have ads?

Neither 測測吧 nor OPE.AI shows ads.

### Which is updated more often, 測測吧 or OPE.AI?

測測吧 ships an update fortnightly, and OPE.AI every 2 weeks. Most recently, 測測吧 was updated on October 27, 2026 and OPE.AI on October 30, 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.*