# QuickCalc vs 数独天天练

The clearest difference is update cadence: QuickCalc at every 6 weeks against 数独天天练's every 28 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. QuickCalc sells 1 one-off in-app purchase and 数独天天练 sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

QuickCalc ships an update every 6 weeks, 数独天天练 every 28 months. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | QuickCalc | 数独天天练 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (17 ratings)](https://appshunter.io/ios/app/quickcalc-quick-calculations/id1122078498/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 28 months |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 134 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [琦 王](https://appshunter.io/developer/966198584) | [Kunming Jianet Technology Co., Ltd.](https://appshunter.io/developer/1465682556) |

## What reviewers say

### QuickCalc

[App page](https://appshunter.io/ios/app/quickcalc-quick-calculations/id1122078498)

This app offers basic and mixed arithmetic practice for users of all ages. It covers addition, subtraction, multiplication, division, fractions, and decimals, with personalized practice recommendations based on history. Users can print quizzes, correct mistakes, and utilize a scratchpad for calculations.

**Highlights:** Basic arithmetic operations, Mixed calculations, Fraction and decimal operations, Personalized practice recommendations, Printable quizzes, Scratchpad calculator

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $1.99 | one-time |


### 数独天天练

[App page](https://appshunter.io/ios/app/id1625525955)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 60个金币 | $0.99 | one-time |
| 6元解锁全部数独教程 | $0.99 | one-time |
| 180个金币 | $1.99 | one-time |
| 360个金币 | $2.99 | one-time |


## Frequently asked questions

### Is QuickCalc free?

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

### Is 数独天天练 free?

数独天天练 is free to download, with in-app purchases available.

### Do QuickCalc or 数独天天练 have ads?

Neither QuickCalc nor 数独天天练 shows ads.

### Which is updated more often, QuickCalc or 数独天天练?

QuickCalc ships an update every 6 weeks, and 数独天天练 every 28 months. Most recently, QuickCalc was updated on November 2, 2026 and 数独天天练 on November 7, 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.*