# Derivon vs サクッと簿記2級1問1答【サクトレ】

The clearest difference is ads: サクッと簿記2級1問1答【サクトレ】 at none against Derivon's shown. サクッと簿記2級1問1答【サクトレ】 also leads on device support (3 vs 1) and iOS requirement (12.0 vs 26.0). On price and in-app purchases there is nothing between them.

Both are free to download. Derivon sells 3 one-off in-app purchases and サクッと簿記2級1問1答【サクトレ】 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Derivon | サクッと簿記2級1問1答【サクトレ】 |
| --- | --- | --- |
| 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 | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 130 MB | 31 MB |
| Requires iOS | 26.0 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RYOMA MIZUTANI](https://appshunter.io/developer/1736955493) | [DECRYPTION, CO., LTD.](https://appshunter.io/developer/1778172529) |

## 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 |


### サクッと簿記2級1問1答【サクトレ】

[App page](https://appshunter.io/ios/app/211/id6769045717)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全問題アンロック | $1.99 | one-time |


## Frequently asked questions

### Is Derivon free?

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

### Is サクッと簿記2級1問1答【サクトレ】 free?

サクッと簿記2級1問1答【サクトレ】 is free to download, with in-app purchases available.

### Do Derivon or サクッと簿記2級1問1答【サクトレ】 have ads?

Derivon shows ads; サクッと簿記2級1問1答【サクトレ】 does not.

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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.*