# Envoy Mobility vs Sumn

The clearest difference is review sentiment: Sumn at 100% against Envoy Mobility's 41%. Sumn also leads on rating (4.4 vs 2.9) and monetization model (free vs free with in-app purchases). Envoy Mobility's advantage is ratings volume (60 vs 13). On price, update cadence, 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.

Sumn holds the better App Store score, 4.4 against 2.9. Both are backed by a comparable volume of ratings — 60 and 13 respectively. Written reviews point the same way: 41% of Envoy Mobility's written reviews are positive against 100% of Sumn's.

Envoy Mobility ships an update monthly, Sumn every 3 weeks. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Envoy Mobility | Sumn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (60 ratings)](https://appshunter.io/ios/app/envoy-mobility/id1534791961/reviews) | **[4.4 (13 ratings)](https://appshunter.io/ios/app/sumn/id1621748104/reviews)** |
| Number of ratings | **60** | 13 |
| Positive reviews | 40.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 62 MB | 72 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Envoy Technologies Inc](https://appshunter.io/developer/1534791963) | [SUMN, Inc.](https://appshunter.io/developer/1649242120) |

## What reviewers say

### Envoy Mobility

[App page](https://appshunter.io/ios/app/envoy-mobility/id1534791961)

This service offers electric car sharing for effortless mobility. Access a vehicle when needed without the burdens of ownership like payments, insurance, or maintenance. Ideal for apartment, office, or hotel residents seeking convenient transportation.

**Highlights:** Electric car sharing, On-demand vehicle access, No ownership costs, Convenient for residents, Simple transportation solution

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Convenient and easy to use
- 🚗 Great selection of electric vehicles
- 👍 Smooth and seamless experience
- 💡 Innovative car-sharing concept
- 🌟 Excellent customer service

**What reviewers complain about**

- 🐛 Buggy and unreliable app
- ⏱️ Connectivity issues when accessing vehicles
- 💰 Pricing concerns and lack of transparency
- 🕰️ Frustrating booking and reservation process
- 📱 Poor app performance and user experience

**Reported bugs**

- App crashes and freezes during use
- Issues with identity verification and account setup
- Inability to start or end rides through the app
- Incorrect vehicle information and availability

**Requested features**

- Calendar view for vehicle availability
- Ability to view and manage multiple reservations
- Improved connectivity and Bluetooth integration
- More transparent pricing and billing information


### Sumn

[App page](https://appshunter.io/ios/app/sumn/id1621748104)

This electric car-sharing app connects you with vehicles in your community for on-demand use. Easily book, drive, and control your reserved EV, making car-free living convenient and affordable. Enjoy free charging and included insurance for a seamless experience.

**Highlights:** On-demand EV booking, Digital car controls, Free charging, Included insurance, Trip history, Vehicle issue reporting

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Envoy Mobility free?

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

### Is Sumn free?

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

### Which has better reviews, Envoy Mobility or Sumn?

Sumn is rated higher. Envoy Mobility averages 2.9 out of 5 from 60 ratings, while Sumn averages 4.4 from 13 ratings.

### Do Envoy Mobility or Sumn have ads?

Neither Envoy Mobility nor Sumn shows ads.

### Which is updated more often, Envoy Mobility or Sumn?

Envoy Mobility ships an update monthly, and Sumn every 3 weeks. Most recently, Envoy Mobility was updated on October 22, 2026 and Sumn on October 24, 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.*