# Drill.ai vs 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル

The clearest difference is in-app purchases: 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル at none against Drill.ai's 1. 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル also leads on ads (none vs shown). Drill.ai's advantage is update cadence (every 2 days vs weekly) and iOS requirement (15.1 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Drill.ai sells 1 in-app purchase, starting at $9.99 per month. 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル asks for nothing beyond the download.

Drill.ai ships an update every 2 days, 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル weekly. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Drill.ai | 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Weekly |
| Size | 48 MB | 10 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yuta Kobayashi](https://appshunter.io/developer/1858966177) | [RAINBOW TREE LLC](https://appshunter.io/developer/1619997282) |

## What reviewers say

### Drill.ai

[App page](https://appshunter.io/ios/app/drillai/id6756187061)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Proプラン（月額） | $9.99 | per month |


### 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル

[App page](https://appshunter.io/ios/app/123/id6801984949)

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

**In-app purchases:** none


## Frequently asked questions

### Is Drill.ai free?

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

### Is 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル free?

中学数学 中1中2中3の苦手をさかのぼって解き直すドリル is free to download, with no in-app purchases.

### Do Drill.ai or 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル have ads?

Drill.ai shows ads; 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル does not.

### Which is updated more often, Drill.ai or 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル?

Drill.ai ships an update every 2 days, and 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル weekly. Most recently, Drill.ai was updated on October 10, 2026 and 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル on October 8, 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.*