# 511 Alberta vs Checker Cabs Calgary

The clearest difference is iOS requirement: Checker Cabs Calgary at 15.0 against 511 Alberta's 17.6. On price, review sentiment, update cadence and ads there is nothing between them.

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

511 Alberta ships an update every 3 months, Checker Cabs Calgary every 4 months. The most recent releases landed on October 14, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | 511 Alberta | Checker Cabs Calgary |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **28.8% of reviews** | 21.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | Free |
| Size | 101 MB | 266 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [IBI Group](https://appshunter.io/developer/438078843) | [Checker Transportation Group](https://appshunter.io/developer/650048669) |

## What reviewers say

### 511 Alberta

[App page](https://appshunter.io/ios/app/511-alberta/id1425893504)

This app offers real-time road and traffic information for Alberta drivers. It helps plan routes, anticipate delays, and provides access to over 200 cameras for current conditions. Users can also receive audio alerts for upcoming delays and submit reports on road issues.

**Highlights:** Real-time road conditions, Incident alerts, Over 200 live camera feeds, Route comparison and scheduling, Drive mode audio alerts, Citizen reporter for road issues

**In-app purchases:** none


### Checker Cabs Calgary

[App page](https://appshunter.io/ios/app/checker-cabs-calgary/id6472682994)

Book a taxi, track its arrival in real-time, and receive status updates. Pay with cash or card, and schedule rides for exact pick-up times. Save favorite locations for quick bookings.

**Highlights:** Order a taxi, Cancel a booking, Track vehicle on map, Real-time status notifications, Cash or card payment, Schedule exact pick-up times, Store favorite locations

**In-app purchases:** none


## Frequently asked questions

### Is 511 Alberta free?

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

### Is Checker Cabs Calgary free?

Checker Cabs Calgary is free to download, with no in-app purchases.

### Do 511 Alberta or Checker Cabs Calgary have ads?

Neither 511 Alberta nor Checker Cabs Calgary shows ads.

### Which is updated more often, 511 Alberta or Checker Cabs Calgary?

511 Alberta ships an update every 3 months, and Checker Cabs Calgary every 4 months. Most recently, 511 Alberta was updated on October 14, 2026 and Checker Cabs Calgary on October 19, 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.*