# Ontra Mobility vs COTA Mainstream

The clearest difference is ratings volume: COTA Mainstream at 55 against Ontra Mobility's 7. On price, rating, review sentiment and update cadence there is nothing between them.

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

Ontra Mobility holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: COTA Mainstream has 55 ratings behind it against 7, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Ontra Mobility ships an update every 3 weeks, COTA Mainstream monthly. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Ontra Mobility | COTA Mainstream |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/ontra-mobility/id6738291101/reviews)** | [4.8 (55 ratings)](https://appshunter.io/ios/app/cota-mainstream/id6759412339/reviews) |
| Number of ratings | 7 | **55** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | Free |
| Size | 80 MB | 56 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mobility Solutions Inc.](https://appshunter.io/developer/1779993126) | [Spare Labs Inc.](https://appshunter.io/developer/1073027185) |

## What reviewers say

### Ontra Mobility

[App page](https://appshunter.io/ios/app/ontra-mobility/id6738291101)

Navigate public transit with real-time updates and route planning. This app offers easy journey tracking and is currently available in select US metropolitan areas.

**Highlights:** Real-time transit updates, Journey planning, Easy navigation, Public transportation tracking, Select city coverage

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

**In-app purchases:** none


### COTA Mainstream

[App page](https://appshunter.io/ios/app/cota-mainstream/id6759412339)

Schedule accessible, shared rides for individuals unable to use fixed-route buses due to functional limitations. Book trips in advance, track your rides, and manage all trip details in one convenient app.

**Highlights:** Book accessible trips in advance, Track scheduled rides, Receive trip notifications, Manage ride details, Cancel rides easily

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

**In-app purchases:** none


## Frequently asked questions

### Is Ontra Mobility free?

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

### Is COTA Mainstream free?

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

### Which has better reviews, Ontra Mobility or COTA Mainstream?

Ontra Mobility is rated higher. Ontra Mobility averages 5.0 out of 5 from 7 ratings, while COTA Mainstream averages 4.8 from 55 ratings.

### Do Ontra Mobility or COTA Mainstream have ads?

Neither Ontra Mobility nor COTA Mainstream shows ads.

### Which is updated more often, Ontra Mobility or COTA Mainstream?

Ontra Mobility ships an update every 3 weeks, and COTA Mainstream monthly. Most recently, Ontra Mobility was updated on October 21, 2026 and COTA Mainstream on October 25, 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.*