# Cell vs ProLiteracy eBook Reader

The clearest difference is update cadence: Cell at every 3 months against ProLiteracy eBook Reader's every 10 months. ProLiteracy eBook Reader's advantage is iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Cell ships an update every 3 months, ProLiteracy eBook Reader every 10 months. The most recent releases landed on July 23, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Cell | ProLiteracy eBook Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (29 ratings)](https://appshunter.io/ios/app/cell-ed/id1273271754/reviews)** | — |
| Number of ratings | **29** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 10 months |
| Monetization | Free | — |
| Size | 54 MB | 86 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cell-Ed, Inc.](https://appshunter.io/developer/1273271753) | [ProLiteracy Worldwide](https://appshunter.io/developer/465340278) |

## What reviewers say

### Cell

[App page](https://appshunter.io/ios/app/cell-ed/id1273271754)

Acquire essential life, work, and health skills through short, accessible lessons. This app offers courses in languages, math, digital literacy, and even health exercises, with certified coaching and certificates upon completion.

**Highlights:** Quick 3-minute lessons, Certified personal coach, Course certificates, Feedback and support, Offline learning, Cross-device access

**Features:** macOS Compatibility

**In-app purchases:** none


### ProLiteracy eBook Reader

[App page](https://appshunter.io/ios/app/proliteracy-ebook-reader/id6447296461)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cell free?

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

### Is ProLiteracy eBook Reader free?

ProLiteracy eBook Reader is free to download, with no in-app purchases.

### Do Cell or ProLiteracy eBook Reader have ads?

Neither Cell nor ProLiteracy eBook Reader shows ads.

### Which is updated more often, Cell or ProLiteracy eBook Reader?

Cell ships an update every 3 months, and ProLiteracy eBook Reader every 10 months. Most recently, Cell was updated on July 23, 2026 and ProLiteracy eBook Reader on September 8, 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.*