# Quantum Mobility vs My POSH

The clearest difference is rating: Quantum Mobility at 4.9 against My POSH's 4.4. Quantum Mobility also leads on review sentiment (92% vs 75%) and ratings volume (52 vs 7). My POSH's advantage is iOS requirement (13.4 vs 15.0). 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.

Quantum Mobility holds the better App Store score, 4.9 against 4.4. That said, the two scores are not equally well evidenced: Quantum Mobility has 52 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 92% of Quantum Mobility's written reviews are positive against 75% of My POSH's.

Quantum Mobility ships an update every 9 days, My POSH weekly. The most recent releases landed on October 6, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Quantum Mobility | My POSH |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (52 ratings)](https://appshunter.io/ios/app/quantum-mobility/id1599568793/reviews)** | [4.4 (7 ratings)](https://appshunter.io/ios/app/my-posh/id6498872817/reviews) |
| Number of ratings | **52** | 7 |
| Positive reviews | **92.3% of reviews** | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | **Weekly** |
| Monetization | Free | Free |
| Size | 87 MB | 39 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Quantum Mobility, LLC](https://appshunter.io/developer/1599568795) | [POSHIT INC.](https://appshunter.io/developer/1681277768) |

## What reviewers say

### Quantum Mobility

[App page](https://appshunter.io/ios/app/quantum-mobility/id1599568793)

Reserve, unlock, and drive vehicles directly from your property using your phone. Book by the hour or day, find your car at a dedicated parking space, and return it when your trip is complete. Insurance is included with 24/7 availability.

**Highlights:** Reserve vehicles via phone, Unlock and drive with your phone, Hourly or daily bookings, Dedicated onsite parking, Insurance included, 24/7 availability

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

**In-app purchases:** none


### My POSH

[App page](https://appshunter.io/ios/app/my-posh/id6498872817)

Access a luxury vehicle subscription service. Choose from a variety of cars, swap them anytime, and enjoy included maintenance, insurance, and roadside assistance. Sign up, select a plan, and get your chosen vehicle delivered.

**Highlights:** Luxury vehicle subscription, Swap vehicles anytime, Includes maintenance, Includes insurance, Roadside assistance, Vehicle delivery

**In-app purchases:** none


## Frequently asked questions

### Is Quantum Mobility free?

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

### Is My POSH free?

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

### Which has better reviews, Quantum Mobility or My POSH?

Quantum Mobility is rated higher. Quantum Mobility averages 4.9 out of 5 from 52 ratings, while My POSH averages 4.4 from 7 ratings.

### Do Quantum Mobility or My POSH have ads?

Neither Quantum Mobility nor My POSH shows ads.

### Which is updated more often, Quantum Mobility or My POSH?

Quantum Mobility ships an update every 9 days, and My POSH weekly. Most recently, Quantum Mobility was updated on October 6, 2026 and My POSH on October 17, 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.*