# 爱键盘 vs Spark Brain Training

The clearest difference is review sentiment: Spark Brain Training at 100% against 爱键盘's 33%. 爱键盘's advantage is update cadence (weekly vs every 3 weeks). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. 爱键盘 sells 7 in-app purchases, starting at $4.99 per month and Spark Brain Training sells 5 in-app purchases, starting at $29.99 per year. Whichever you choose, the download price is not the number that matters.

爱键盘 ships an update weekly, Spark Brain Training every 3 weeks. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 爱键盘 | Spark Brain Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/spark-brain-training/id6748276766/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Freemium | Freemium |
| Size | 47 MB | 191 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [FHLZ Online Tech](https://appshunter.io/developer/1750647350) | [Shenzhen Bit Echo Technology Co., Ltd](https://appshunter.io/developer/1606003705) |

## What reviewers say

### 爱键盘

[App page](https://appshunter.io/ios/app/id6504003831)

Enhance your conversations with a smart keyboard that offers a vast library of personas and text styles. Effortlessly craft eloquent replies for any situation, from romantic messages to professional correspondence.

**Highlights:** AI-powered text enhancement, Vast persona library, Customizable personas, Multiple text styles (e.g., high EQ, artistic), Seamless keyboard integration

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 优享月 | $4.99 | per month |
| 月会员 | $6.99 | per month |
| 季会员 | $14.99 | per 3 months |
| 优享年 | $24.99 | per year |
| 年会员 | $29.99 | per year |
| 优享终身 | $19.99 | one-time |
| 永久会员 | $69.99 | one-time |


### Spark Brain Training

[App page](https://appshunter.io/ios/app/spark-brain-training/id6748276766)

This app offers quick brain exercises designed to combat fatigue, improve concentration, and reduce brain fog. It features a brain age test and various mini-games focusing on memory, logic, and reaction speed, with clear progress tracking.

**Highlights:** Brain Age Test, Focus training, Memory exercises, Mathematical Thinking, Logical Thinking, Reaction Speed games, Growth Data Tracking

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Membership | $29.99 | per year |
| 1200 Diamonds | $4.99 | one-time |
| 3000 Diamonds | $9.99 | one-time |
| 6500 Diamonds | $19.99 | one-time |
| Lifetime Membership | $39.99 | one-time |


## Frequently asked questions

### Is 爱键盘 free?

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

### Is Spark Brain Training free?

Spark Brain Training is free to download, with in-app purchases available.

### Do 爱键盘 or Spark Brain Training have ads?

Neither 爱键盘 nor Spark Brain Training shows ads.

### Which is updated more often, 爱键盘 or Spark Brain Training?

爱键盘 ships an update weekly, and Spark Brain Training every 3 weeks. Most recently, 爱键盘 was updated on October 27, 2026 and Spark Brain Training on October 28, 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.*