# Co vs Read&Write

The clearest difference is rating: Read&Write at 3.1 against Co's 2.6. Read&Write also leads on update cadence (monthly vs every 4 months) and review sentiment (24% vs 8%). Co's advantage is in-app purchases (none vs 1) and iOS requirement (10.0 vs 16.6). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Read&Write sells 1 one-off in-app purchase. Co asks for nothing beyond the download.

Read&Write holds the better App Store score, 3.1 against 2.6. Both are backed by a comparable volume of ratings — 17 and 29 respectively. Written reviews point the same way: 8% of Co's written reviews are positive against 24% of Read&Write's.

Co ships an update every 4 months, Read&Write monthly. The most recent releases landed on June 5, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Co | Read&Write |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (17 ratings)](https://appshunter.io/ios/app/cowriter-universal/id915105799/reviews) | **[3.1 (29 ratings)](https://appshunter.io/ios/app/read-and-write/id934749270/reviews)** |
| Number of ratings | 17 | **29** |
| Positive reviews | 8.3% of reviews | **24.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 45 MB | 225 MB |
| Requires iOS | **10.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Don Johnston Incorporated](https://appshunter.io/developer/674099735) | [Everway Opco Ltd.](https://appshunter.io/developer/600829241) |

## What reviewers say

### Co

[App page](https://appshunter.io/ios/app/cowriter-universal/id915105799)

This app provides advanced word prediction and spelling support for students. It offers grammar-smart suggestions and access to millions of topic-specific dictionaries to aid in writing. Built-in text-to-speech functionality helps users review their work.

**Highlights:** Grammar-smart word prediction, Millions of topic-specific dictionaries, Flexspell™ technology for spelling errors, Built-in text-to-speech, Personalized vocabulary and settings

**Features:** macOS Compatibility

**In-app purchases:** none


### Read&Write

[App page](https://appshunter.io/ios/app/read-and-write/id934749270)

This app offers advanced text-to-speech capabilities, allowing users to have text read aloud with synchronized highlighting. It also includes writing assistance features like word prediction and spell check, along with extensive formatting options for improved readability and document creation.

**Highlights:** Text-to-Speech with synchronized highlighting, Word prediction for faster writing, Customizable font and layout settings, Save text as audio files, Import and open various document formats, Read webpages via toolbar extension, Spellcheck and grammar check with word descriptions

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Premium Feature | $19.99 | one-time |


## Frequently asked questions

### Is Co free?

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

### Is Read&Write free?

Read&Write is free to download, with in-app purchases available.

### Which has better reviews, Co or Read&Write?

Read&Write is rated higher. Co averages 2.6 out of 5 from 17 ratings, while Read&Write averages 3.1 from 29 ratings.

### Do Co or Read&Write have ads?

Neither Co nor Read&Write shows ads.

### Which is updated more often, Co or Read&Write?

Co ships an update every 4 months, and Read&Write monthly. Most recently, Co was updated on June 5, 2026 and Read&Write 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.*