# ADHD Reader vs 纸背单词

ADHD Reader and 纸背单词 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. ADHD Reader sells 3 in-app purchases, starting at $1.99 per month and 纸背单词 sells 4 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ADHD Reader ships an update weekly, 纸背单词 every 8 days. The most recent releases landed on September 12, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | ADHD Reader | 纸背单词 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6749792248/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 8 days |
| Size | 26 MB | 320 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chaojifeng (Xiamen) Network Technology Co., Ltd.](https://appshunter.io/developer/1779974143) | [家毅 狄](https://appshunter.io/developer/1817304592) |

## What reviewers say

### ADHD Reader

[App page](https://appshunter.io/ios/app/adhd-reader-textwebfile/id6739710331)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $1.99 | per month |
| Yearly Pro | $9.99 | per year |
| Lifetime Pro | $19.99 | one-time |


### 纸背单词

[App page](https://appshunter.io/ios/app/id6749792248)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度订阅 | $0.99 | per month |
| 年度订阅 | $3.99 | per year |
| Paperball*60 | $0.99 | one-time |
| 纸背单词终身会员 | $7.99 | one-time |


## Frequently asked questions

### Is ADHD Reader free?

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

### Is 纸背单词 free?

纸背单词 is free to download, with in-app purchases available.

### Do ADHD Reader or 纸背单词 have ads?

Neither ADHD Reader nor 纸背单词 shows ads.

### Which is updated more often, ADHD Reader or 纸背单词?

ADHD Reader ships an update weekly, and 纸背单词 every 8 days. Most recently, ADHD Reader was updated on September 12, 2026 and 纸背单词 on September 20, 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.*