# QuizBuzzerX vs しりとりLab

The clearest difference is in-app purchases: しりとりLab at none against QuizBuzzerX's 2. しりとりLab also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. QuizBuzzerX sells 2 one-off in-app purchases. しりとりLab asks for nothing beyond the download.

QuizBuzzerX ships an update weekly, しりとりLab every 2 weeks. The most recent releases landed on October 7, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | QuizBuzzerX | しりとりLab |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 7 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yoshitaka Tanaka](https://appshunter.io/developer/1510093015) | [SANWA Inc.](https://appshunter.io/developer/1878028373) |

## What reviewers say

### QuizBuzzerX

[App page](https://appshunter.io/ios/app/quizbuzzerx/id6458743157)

Transform your device into an instant buzzer for quiz games. Perfect for gatherings, this app supports 1-8 players, tracking answer order and scores. Enjoy competitive quizzing or casual fun, even offline.

**Highlights:** Instant device buzzer, Supports 1-8 players, Tracks answer order, Records correct/incorrect scores, Endless Chance mode, Offline play

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 初級・中級者向けの早押し問題集400問 | $0.49 | one-time |
| 早押し機 Plus | $4.99 | one-time |


### しりとりLab

[App page](https://appshunter.io/ios/app/lab/id6761079843)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is QuizBuzzerX free?

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

### Is しりとりLab free?

しりとりLab is free to download, with no in-app purchases.

### Do QuizBuzzerX or しりとりLab have ads?

QuizBuzzerX shows ads; しりとりLab does not.

### Which is updated more often, QuizBuzzerX or しりとりLab?

QuizBuzzerX ships an update weekly, and しりとりLab every 2 weeks. Most recently, QuizBuzzerX was updated on October 7, 2026 and しりとりLab on September 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.*