# Read 21 Jumpstart vs ReadReveal

The clearest difference is in-app purchases: ReadReveal at none against Read 21 Jumpstart's 1. Read 21 Jumpstart's advantage is iOS requirement (12.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Read 21 Jumpstart sells 1 in-app purchase, starting at $4.99 per month. ReadReveal asks for nothing beyond the download.

Read 21 Jumpstart ships an update every 3 days, ReadReveal every 6 days. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Read 21 Jumpstart | ReadReveal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/read-21-jumpstart/id6745806435/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 days |
| Monetization | Free with in-app purchases | — |
| Size | 102 MB | 248 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Read 21, Corp.](https://appshunter.io/developer/1685163270) | [Acclimt LLC](https://appshunter.io/developer/6814289278) |

## What reviewers say

### Read 21 Jumpstart

[App page](https://appshunter.io/ios/app/read-21-jumpstart/id6745806435)

Master reading fundamentals in 21 days with this app. It uses phonics and decoding strategies, with speech recognition for instant feedback. Suitable for all ages, from elementary kids to adults and ESL learners.

**Highlights:** Phonics and decoding strategies, Speech recognition with instant feedback, Timed reading challenges, Science of Reading methodology, Suitable for all ages, ESL friendly

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Read21: Jumpstart | $4.99 | per month |


### ReadReveal

[App page](https://appshunter.io/ios/app/readreveal/id6814289276)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Read 21 Jumpstart free?

Read 21 Jumpstart is free to download, with in-app purchases available.

### Is ReadReveal free?

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

### Do Read 21 Jumpstart or ReadReveal have ads?

Neither Read 21 Jumpstart nor ReadReveal shows ads.

### Which is updated more often, Read 21 Jumpstart or ReadReveal?

Read 21 Jumpstart ships an update every 3 days, and ReadReveal every 6 days. Most recently, Read 21 Jumpstart was updated on October 15, 2026 and ReadReveal on October 24, 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.*