# Co vs Document Camera

The clearest difference is review sentiment: Document Camera at 62% against Co's 8%. Document Camera also leads on rating (4.5 vs 2.6) and update cadence (monthly vs every 4 months). Co's advantage is iOS requirement (10.0 vs 16.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Document Camera holds the better App Store score, 4.5 against 2.6. That said, the two scores are not equally well evidenced: Document Camera has 423 ratings behind it against 17, so its average is the more settled of the two. Written reviews point the same way: 8% of Co's written reviews are positive against 62% of Document Camera's.

Co ships an update every 4 months, Document Camera monthly. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Co | Document Camera |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (17 ratings)](https://appshunter.io/ios/app/cowriter-universal/id915105799/reviews) | **[4.5 (423 ratings)](https://appshunter.io/ios/app/document-camera/id1529027635/reviews)** |
| Number of ratings | 17 | **423** |
| Positive reviews | 8.3% of reviews | **61.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free | Free |
| Size | 45 MB | 20 MB |
| Requires iOS | **10.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Don Johnston Incorporated](https://appshunter.io/developer/674099735) | [SwiftKick Mobile LLC](https://appshunter.io/developer/1136358867) |

## 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


### Document Camera

[App page](https://appshunter.io/ios/app/document-camera/id1529027635)

Turn your iPhone into a document camera for seamless workspace sharing. Ideal for remote learning and in-classroom presentations, it integrates with popular video conferencing tools and supports screen mirroring.

**Highlights:** Transform iPhone into a document camera, Screen sharing for video conferencing, Remote learning tool, Smart flashlight and auto-leveling, Zoom, pan, and freeze frame, AirPlay screen mirroring support

**In-app purchases:** none

**What reviewers like**

- 👍 Great for overhead projector use
- 👍 Fun for playing teacher
- 👍 Works well for screen mirroring
- 👍 Intuitive and does what's needed
- 👍 Works like an Elmo

**What reviewers complain about**

- 🐛 App doesn't open past splash screen
- 🐛 Frozen on splash screen with no controls
- 🐛 Needs access but nothing to select
- 🐛 Stuck on Home Screen after installation
- 🐛 Camera quality is fuzzy and grainy

**Reported bugs**

- App does not open
- App freezes on splash screen
- App requires access but no options to select
- App gets stuck on Home Screen
- Poor camera quality (fuzzy/grainy)

**Requested features**

- Support for portrait mode
- Option to rotate document 90 degrees


## Frequently asked questions

### Is Co free?

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

### Is Document Camera free?

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

### Which has better reviews, Co or Document Camera?

Document Camera is rated higher. Co averages 2.6 out of 5 from 17 ratings, while Document Camera averages 4.5 from 423 ratings.

### Do Co or Document Camera have ads?

Neither Co nor Document Camera shows ads.

### Which is updated more often, Co or Document Camera?

Co ships an update every 4 months, and Document Camera monthly. Most recently, Co was updated on November 1, 2026 and Document Camera on November 7, 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.*