# JustIN Mobile vs WSO Mobile

The clearest difference is update cadence: WSO Mobile at every 6 days against JustIN Mobile's every 6 weeks. WSO Mobile also leads on rating (5.0 vs 4.6) and iOS requirement (11.0 vs 15.6). JustIN Mobile's advantage is ratings volume (5.2K vs 27). 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.

WSO Mobile holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: JustIN Mobile has 5.2K ratings behind it against 27, so its average is the more settled of the two.

JustIN Mobile ships an update every 6 weeks, WSO Mobile every 6 days. The most recent releases landed on November 1, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | JustIN Mobile | WSO Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (5.2K ratings)](https://appshunter.io/ios/app/justin-mobile/id960998088/reviews) | **[5.0 (27 ratings)](https://appshunter.io/ios/app/wso-mobile/id1552896877/reviews)** |
| Number of ratings | **5.2K** | 27 |
| Positive reviews | 25.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Monetization | Free | Free |
| Size | 37 MB | 20 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Salto Systems](https://appshunter.io/developer/893918231) | [Charlie Tharas](https://appshunter.io/developer/1809825608) |

## What reviewers say

### JustIN Mobile

[App page](https://appshunter.io/ios/app/justin-mobile/id960998088)

This app allows users to manage building access using their smartphone. It provides digital keys for doors, elevators, and car park barriers, eliminating the need for physical keys and simplifying access control across multiple locations.

**Highlights:** Smartphone-based digital keys, Manage access to doors, elevators, barriers, Multi-site and multi-application support, Eliminates lost key issues, User-friendly interface, Store multiple digital keys

**Features:** Apple Wallet

**In-app purchases:** none

**What reviewers like**

- ⭐ Works great
- 🔑 Convenient digital key
- 🔍 Helpful widget feature

**What reviewers complain about**

- 🔌 Unreliable connectivity
- 🔒 Frequent lock-outs
- ⏱️ Slow performance
- 📱 No Apple Watch support

**Reported bugs**

- Keys randomly expire
- Widget not working on latest iOS
- Verification codes not received

**Requested features**

- Add Apple Watch app
- Integrate with Apple Wallet
- Improve guest access sharing


### WSO Mobile

[App page](https://appshunter.io/ios/app/wso-mobile/id1552896877)

This app serves as a central hub for students, offering quick access to daily messages, dining hall information, and essential campus resources. It integrates with existing student services for on-the-go access.

**Highlights:** Daily messages access, Dining menus and times, WSO integration (Facebook, Factrak), Campus resource links, Student-built by Williams students

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is JustIN Mobile free?

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

### Is WSO Mobile free?

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

### Which has better reviews, JustIN Mobile or WSO Mobile?

WSO Mobile is rated higher. JustIN Mobile averages 4.6 out of 5 from 5.2K ratings, while WSO Mobile averages 5.0 from 27 ratings.

### Do JustIN Mobile or WSO Mobile have ads?

Neither JustIN Mobile nor WSO Mobile shows ads.

### Which is updated more often, JustIN Mobile or WSO Mobile?

JustIN Mobile ships an update every 6 weeks, and WSO Mobile every 6 days. Most recently, JustIN Mobile was updated on November 1, 2026 and WSO Mobile 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.*