# CHI311 vs RedDot Alert Safety System

The clearest difference is rating: CHI311 at 2.5 against RedDot Alert Safety System's 1.0. CHI311 also leads on update cadence (monthly vs every 29 months) and ratings volume (245 vs 1). RedDot Alert Safety System's advantage is iOS requirement (13.0 vs 17.6). 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.

CHI311 holds the better App Store score, 2.5 against 1.0. That said, the two scores are not equally well evidenced: CHI311 has 245 ratings behind it against 1, so its average is the more settled of the two.

CHI311 ships an update monthly, RedDot Alert Safety System every 29 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | CHI311 | RedDot Alert Safety System |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (245 ratings)](https://appshunter.io/ios/app/chi311/id1441580123/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/reddot-alert-safety-system/id1515880103/reviews) |
| Number of ratings | **245** | 1 |
| Positive reviews | 14.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 29 months |
| Monetization | Free | Free |
| Size | 29 MB | 2 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [City of Chicago](https://appshunter.io/developer/1441580122) | [CSI-C](https://appshunter.io/developer/1258846704) |

## What reviewers say

### CHI311

[App page](https://appshunter.io/ios/app/chi311/id1441580123)

Report non-emergency issues like potholes or graffiti directly to Chicago city services. Track the status of your requests, submit photos, and get real-time updates on city work in your neighborhood. This official app connects residents and businesses to essential city services.

**Highlights:** Submit new service requests, Track request status and resolution times, Attach photos to requests, Map request locations, Create an account for tracking, Search knowledge articles, View neighborhood requests

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Intuitive and simple to use
- 🌐 Convenient access to city services
- 📊 Helpful for tracking request progress

**What reviewers complain about**

- 🐛 Frequent bugs and crashes
- 🗺️ Difficult to use map functionality
- 🔒 Login and account issues
- 🤖 Lack of responsiveness from developers

**Reported bugs**

- Photo/image upload failures
- Submission errors and timeouts
- Inconsistent performance across devices and OS versions

**Requested features**

- More request categories and customization options
- Ability to add notes and descriptions to requests
- Improved notification and status tracking features


### RedDot Alert Safety System

[App page](https://appshunter.io/ios/app/reddot-alert-safety-system/id1515880103)

This application enables employees to trigger emergency alerts for their business. Alerts are sent to a central hub for real-time response and also to first responders via email and text.

**Highlights:** Emergency alert triggering, Real-time central hub monitoring, Automatic first responder notification, Email and text alerts, Business-specific emergency response

**In-app purchases:** none


## Frequently asked questions

### Is CHI311 free?

CHI311 is free to download, with no in-app purchases.

### Is RedDot Alert Safety System free?

RedDot Alert Safety System is free to download, with no in-app purchases.

### Which has better reviews, CHI311 or RedDot Alert Safety System?

CHI311 is rated higher. CHI311 averages 2.5 out of 5 from 245 ratings, while RedDot Alert Safety System averages 1.0 from 1 ratings.

### Do CHI311 or RedDot Alert Safety System have ads?

Neither CHI311 nor RedDot Alert Safety System shows ads.

### Which is updated more often, CHI311 or RedDot Alert Safety System?

CHI311 ships an update monthly, and RedDot Alert Safety System every 29 months. Most recently, CHI311 was updated on November 6, 2026 and RedDot Alert Safety System on November 3, 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.*