# Kendama Grade vs Pi Answer Game

The clearest difference is in-app purchases: Kendama Grade at none against Pi Answer Game's 1. Kendama Grade also leads on ads (none vs shown). Pi Answer Game's advantage is update cadence (weekly vs every 6 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Pi Answer Game sells 1 one-off in-app purchase. Kendama Grade asks for nothing beyond the download.

Kendama Grade ships an update every 6 months, Pi Answer Game weekly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Kendama Grade | Pi Answer Game |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pi-answer-game-digits-game/id1665926116/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 37 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shinya Hata](https://appshunter.io/developer/1015300930) | [Hokushi Hara](https://appshunter.io/developer/1501828113) |

## What reviewers say

### Kendama Grade

[App page](https://appshunter.io/ios/app/kendama-grade/id1255055867)

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

**In-app purchases:** none


### Pi Answer Game

[App page](https://appshunter.io/ios/app/pi-answer-game-digits-game/id1665926116)

Test your memory of Pi digits with this engaging game. Choose from timed or untimed modes, practice specific digit sequences, and compete globally to become a Pi master. Fill in missing digits to train your recall.

**Highlights:** Timed and untimed modes, Practice mode for specific digits, Global player competition, Fill-in-the-gap gameplay, Dark mode support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $4.99 | one-time |


## Frequently asked questions

### Is Kendama Grade free?

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

### Is Pi Answer Game free?

Pi Answer Game is free to download, with in-app purchases available.

### Do Kendama Grade or Pi Answer Game have ads?

Pi Answer Game shows ads; Kendama Grade does not.

### Which is updated more often, Kendama Grade or Pi Answer Game?

Kendama Grade ships an update every 6 months, and Pi Answer Game weekly. Most recently, Kendama Grade was updated on November 2, 2026 and Pi Answer Game on November 3, 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.*