# ZappID vs Speed Reader for Speed Reading

The clearest difference is in-app purchases: ZappID at none against Speed Reader for Speed Reading's 7. ZappID also leads on update cadence (every 4 days vs every 9 days) and iOS requirement (12.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. Speed Reader for Speed Reading sells 7 one-off in-app purchases. ZappID asks for nothing beyond the download.

ZappID ships an update every 4 days, Speed Reader for Speed Reading every 9 days. The most recent releases landed on September 15, 2026 and August 19, 2026 respectively.

## The numbers

| Metric | ZappID | Speed Reader for Speed Reading |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.8 (6 ratings)](https://appshunter.io/ios/app/speed-reader-for-speed-reading/id6447472154/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 9 days |
| Monetization | — | Free with in-app purchases |
| Size | 11 MB | 39 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Fredrik Petersson](https://appshunter.io/developer/555276018) | [Niklas Baudy](https://appshunter.io/developer/1543597939) |

## What reviewers say

### ZappID

[App page](https://appshunter.io/ios/app/zappid/id1455029820)

**Features:** macOS Compatibility

**In-app purchases:** none


### Speed Reader for Speed Reading

[App page](https://appshunter.io/ios/app/speed-reader-for-speed-reading/id6447472154)

Enhance your reading comprehension and speed with a tool that displays one word at a time. Gradually increase your reading pace from 300 to over 750 words per minute through consistent practice. Customize your experience with various themes and visual aids.

**Highlights:** One-word-at-a-time display, Adjustable words per minute, Spritz speed reading technique, Visual line support, Custom text input, Text sharing from other apps, Dark and light themes

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Spritz option | $1.99 | one-time |
| Unlimited colors | $1.99 | one-time |
| Unlimited Speed Read files | $1.99 | one-time |
| Unlimited history | $1.99 | one-time |
| Unlimited Speed Read links | $1.99 | one-time |
| Remove ads | $2.99 | one-time |
| Premium - Unlock everything | $11.99 | one-time |


## Frequently asked questions

### Is ZappID free?

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

### Is Speed Reader for Speed Reading free?

Speed Reader for Speed Reading is free to download, with in-app purchases available.

### Do ZappID or Speed Reader for Speed Reading have ads?

Neither ZappID nor Speed Reader for Speed Reading shows ads.

### Which is updated more often, ZappID or Speed Reader for Speed Reading?

ZappID ships an update every 4 days, and Speed Reader for Speed Reading every 9 days. Most recently, ZappID was updated on September 15, 2026 and Speed Reader for Speed Reading on August 19, 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.*