# Derivon vs 毎日積分｜数IIIの積分ドリル

The clearest difference is in-app purchases: 毎日積分｜数IIIの積分ドリル at none against Derivon's 3. 毎日積分｜数IIIの積分ドリル also leads on ads (none vs shown) and iOS requirement (16.0 vs 26.0). Derivon's advantage is update cadence (every 4 days vs monthly). On price and device support there is nothing between them.

Both are free to download. Derivon sells 3 one-off in-app purchases. 毎日積分｜数IIIの積分ドリル asks for nothing beyond the download.

Derivon ships an update every 4 days, 毎日積分｜数IIIの積分ドリル monthly. The most recent releases landed on October 7, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Derivon | 毎日積分｜数IIIの積分ドリル |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/derivon-calculus-practice/id6761150220/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 182 MB | 23 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [ABT合同会社](https://appshunter.io/developer/6813846553) | [takaya kawashima](https://appshunter.io/developer/6788260986) |

## What reviewers say

### Derivon

[App page](https://appshunter.io/ios/app/derivon-calculus-practice/id6761150220)

Master calculus concepts like derivatives and integrals through daily, intuitive practice. Earn rewards, collect planets, and build streaks as you progress through challenges. Designed for quick, effective learning sessions.

**Highlights:** Daily calculus problem practice, Earn Star Sand rewards, Collect planets in Gallery, Build and maintain daily streaks, Rank-Up Challenges, Shooting mode for breaks

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5 Star Fragments | $0.99 | one-time |
| 12 Star Fragments | $1.99 | one-time |
| 32 Star Fragments | $3.99 | one-time |


### 毎日積分｜数IIIの積分ドリル

[App page](https://appshunter.io/ios/app/iii/id6788260984)

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

**In-app purchases:** none


## Frequently asked questions

### Is Derivon free?

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

### Is 毎日積分｜数IIIの積分ドリル free?

毎日積分｜数IIIの積分ドリル is free to download, with no in-app purchases.

### Do Derivon or 毎日積分｜数IIIの積分ドリル have ads?

Derivon shows ads; 毎日積分｜数IIIの積分ドリル does not.

### Which is updated more often, Derivon or 毎日積分｜数IIIの積分ドリル?

Derivon ships an update every 4 days, and 毎日積分｜数IIIの積分ドリル monthly. Most recently, Derivon was updated on October 7, 2026 and 毎日積分｜数IIIの積分ドリル on October 21, 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.*