# JMS PreBooking vs Schlage Mobile Access

The clearest difference is update cadence: JMS PreBooking at every 6 weeks against Schlage Mobile Access's every 3 months. JMS PreBooking also leads on iOS requirement (10.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

JMS PreBooking ships an update every 6 weeks, Schlage Mobile Access every 3 months. The most recent releases landed on October 2, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | JMS PreBooking | Schlage Mobile Access |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (4K ratings)](https://appshunter.io/ios/app/schlage-mobile-access/id1505710549/reviews)** |
| Number of ratings | — | **4K** |
| Positive reviews | — | 42.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | — | Free |
| Size | 82 MB | 43 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Southern Software, Inc.](https://appshunter.io/developer/377450203) | [Schlage Lock Company](https://appshunter.io/developer/430327277) |

## What reviewers say

### JMS PreBooking

[App page](https://appshunter.io/ios/app/jms-prebooking/id1502163275)

**Features:** macOS Compatibility

**In-app purchases:** none


### Schlage Mobile Access

[App page](https://appshunter.io/ios/app/schlage-mobile-access/id1505710549)

This app allows multifamily, commercial, and institutional property residents and end-users to use their mobile devices as digital keys. Property managers can assign access credentials to specific doors, enabling secure and convenient entry without physical badges. It is designed for use with compatible Schlage commercial electronic hardware.

**Highlights:** Use mobile device as a digital key, Securely unlock doors remotely, Assign and manage access credentials, Compatible with Schlage commercial locks, Real-time access updates, Asymmetric credential encryption

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

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient access
- 🚀 Easy to use
- 🔒 Secure access
- 💡 Multiple credential options

**What reviewers complain about**

- 🐛 Unreliable/unstable
- 🔍 Difficult to find/access specific doors
- 🤖 Lack of Apple Watch support

**Reported bugs**

- App crashes
- Fails to recognize device
- Inconsistent performance

**Requested features**

- Add Apple Wallet support
- Ability to lock doors from the app
- Favorites/frequently used doors feature
- Apple Watch app


## Frequently asked questions

### Is JMS PreBooking free?

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

### Is Schlage Mobile Access free?

Schlage Mobile Access is free to download, with no in-app purchases.

### Do JMS PreBooking or Schlage Mobile Access have ads?

Neither JMS PreBooking nor Schlage Mobile Access shows ads.

### Which is updated more often, JMS PreBooking or Schlage Mobile Access?

JMS PreBooking ships an update every 6 weeks, and Schlage Mobile Access every 3 months. Most recently, JMS PreBooking was updated on October 2, 2026 and Schlage Mobile Access on October 27, 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.*