# Co vs Lightspeed Systems Web Filter

The clearest difference is rating: Co at 2.6 against Lightspeed Systems Web Filter's 1.9. Co also leads on review sentiment (8% vs 0%). Lightspeed Systems Web Filter's advantage is update cadence (every 3 weeks vs every 4 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Co holds the better App Store score, 2.6 against 1.9. Both are backed by a comparable volume of ratings — 17 and 7 respectively. Written reviews point the same way: 8% of Co's written reviews are positive against 0% of Lightspeed Systems Web Filter's.

Co ships an update every 4 months, Lightspeed Systems Web Filter every 3 weeks. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Co | Lightspeed Systems Web Filter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (17 ratings)](https://appshunter.io/ios/app/cowriter-universal/id915105799/reviews)** | [1.9 (7 ratings)](https://appshunter.io/ios/app/lightspeed-systems-web-filter/id1068240922/reviews) |
| Number of ratings | **17** | 7 |
| Positive reviews | **8.3% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 45 MB | 16 MB |
| Requires iOS | 10.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Don Johnston Incorporated](https://appshunter.io/developer/674099735) | [Lightspeed Solutions, LLC](https://appshunter.io/developer/367422071) |

## 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


### Lightspeed Systems Web Filter

[App page](https://appshunter.io/ios/app/lightspeed-systems-web-filter/id1068240922)

This application provides robust content filtering for schools on mobile devices. It ensures compliance with regulations and offers reporting on web traffic without requiring a proxy server. A license from the developer is necessary for full functionality.

**Highlights:** Content filtering for mobile devices, CIPA compliance, Web traffic reporting, Proxy-free operation, School-focused filtering

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Co free?

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

### Is Lightspeed Systems Web Filter free?

Lightspeed Systems Web Filter is free to download, with no in-app purchases.

### Which has better reviews, Co or Lightspeed Systems Web Filter?

Co is rated higher. Co averages 2.6 out of 5 from 17 ratings, while Lightspeed Systems Web Filter averages 1.9 from 7 ratings.

### Do Co or Lightspeed Systems Web Filter have ads?

Neither Co nor Lightspeed Systems Web Filter shows ads.

### Which is updated more often, Co or Lightspeed Systems Web Filter?

Co ships an update every 4 months, and Lightspeed Systems Web Filter every 3 weeks. Most recently, Co was updated on November 1, 2026 and Lightspeed Systems Web Filter on November 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*