# Sparks vs 理词本

The clearest difference is update cadence: 理词本 at daily against Sparks's every 26 months. 理词本 also leads on device support. Sparks's advantage is iOS requirement (16.0 vs 18.0). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Sparks ships an update every 26 months, 理词本 daily. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Sparks | 理词本 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 26 months | **Daily** |
| Size | 1 MB | 19 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 9+ |
| Developer | [建辉 贾](https://appshunter.io/developer/1725229477) | [鹏飞 高](https://appshunter.io/developer/1747456623) |

## What reviewers say

### Sparks

[App page](https://appshunter.io/ios/app/sparks/id6475958954)

**In-app purchases:** none


### 理词本

[App page](https://appshunter.io/ios/app/id6761205445)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sparks free?

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

### Is 理词本 free?

理词本 is free to download, with no in-app purchases.

### Which is updated more often, Sparks or 理词本?

Sparks ships an update every 26 months, and 理词本 daily. Most recently, Sparks was updated on October 25, 2026 and 理词本 on October 31, 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.*