# Roll Mobility vs SentryChair

The clearest difference is review sentiment: SentryChair at 100% against Roll Mobility's 45%. SentryChair also leads on rating (5.0 vs 4.2). Roll Mobility's advantage is ratings volume (96 vs 1). 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.

SentryChair holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Roll Mobility has 96 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 45% of Roll Mobility's written reviews are positive against 100% of SentryChair's.

## The numbers

| Metric | Roll Mobility | SentryChair |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (96 ratings)](https://appshunter.io/ios/app/roll-mobility/id1535814561/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sentrychair/id6788930045/reviews)** |
| Number of ratings | **96** | 1 |
| Positive reviews | 45.2% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free | Free |
| Size | 228 MB | 31 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Roll App Inc.](https://appshunter.io/developer/1535607640) | [Coding Minds, Inc.](https://appshunter.io/developer/1480612283) |

## What reviewers say

### Roll Mobility

[App page](https://appshunter.io/ios/app/roll-mobility/id1535814561)

Discover and review the accessibility of public spaces like cafes, hotels, and venues. This app empowers wheelchair users, caregivers, and allies to navigate with confidence by providing crowdsourced reviews, photos, and videos of real accessibility experiences.

**Highlights:** Search accessible spots, Leave accessibility reviews, Add photos and videos, Create and join teams, Earn contribution points, View accessibility data

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💡 Great concept and mission
- 🤝 Community-driven reviews
- 🌟 Empowering for disabled users
- 🗺️ Useful for planning trips
- 👍 Easy to use interface

**What reviewers complain about**

- 🐛 Very buggy and unusable
- 🐌 Extremely laggy and difficult
- ❌ Location search fails often
- 📧 Unsolicited email sign-ups
- ❓ Confusing and less detailed questions

**Reported bugs**

- Location search fails half the time
- App is extremely laggy
- App is difficult to use
- Generative AI promoted in newsletter
- Questions are less detailed

**Requested features**

- More reviews and user engagement
- Allow users to DM each other
- N/A option for questions
- Rewording of some questions
- Toggle option for confetti


### SentryChair

[App page](https://appshunter.io/ios/app/sentrychair/id6788930045)

This app transforms a wheelchair and its sensor hub into a connected safety monitor. It provides real-time data on obstacle detection, seat occupancy, and location, with an emergency SOS feature for immediate assistance.

**Highlights:** Obstacle detection with audible warnings, Seat occupancy sensor, Live wheelchair location tracking, Emergency SOS dialer, At-a-glance dashboard

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

**In-app purchases:** none


## Frequently asked questions

### Is Roll Mobility free?

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

### Is SentryChair free?

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

### Which has better reviews, Roll Mobility or SentryChair?

SentryChair is rated higher. Roll Mobility averages 4.2 out of 5 from 96 ratings, while SentryChair averages 5.0 from 1 ratings.

### Do Roll Mobility or SentryChair have ads?

Neither Roll Mobility nor SentryChair shows ads.

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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.*