# JustIN Mobile vs App For Sunac

The clearest difference is rating: JustIN Mobile at 4.6 against App For Sunac's 3.0. JustIN Mobile also leads on review sentiment (25% vs 0%) and ratings volume (5.2K vs 2). App For Sunac's advantage is update cadence (every 3 days vs every 6 weeks) and iOS requirement (8.0 vs 15.6). 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.

JustIN Mobile holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: JustIN Mobile has 5.2K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 25% of JustIN Mobile's written reviews are positive against 0% of App For Sunac's.

JustIN Mobile ships an update every 6 weeks, App For Sunac every 3 days. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | JustIN Mobile | App For Sunac |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5.2K ratings)](https://appshunter.io/ios/app/justin-mobile/id960998088/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/app-for-sunac/id1598408157/reviews) |
| Number of ratings | **5.2K** | 2 |
| Positive reviews | **25.1% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | Free | Free |
| Size | 37 MB | 72 MB |
| Requires iOS | 15.6 | **8.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Salto Systems](https://appshunter.io/developer/893918231) | [KGYL Associates, Inc.](https://appshunter.io/developer/1501422857) |

## 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


### App For Sunac

[App page](https://appshunter.io/ios/app/app-for-sunac/id1598408157)

This utility app offers a streamlined way to order groceries from SUNAC. It aims to provide users with benefits such as mileage accumulation for their orders.

**Highlights:** Easy SUNAC grocery ordering, Mileage accumulation benefits, Streamlined order process, Utility for grocery shopping

**In-app purchases:** none


## Frequently asked questions

### Is JustIN Mobile free?

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

### Is App For Sunac free?

App For Sunac is free to download, with no in-app purchases.

### Which has better reviews, JustIN Mobile or App For Sunac?

JustIN Mobile is rated higher. JustIN Mobile averages 4.6 out of 5 from 5.2K ratings, while App For Sunac averages 3.0 from 2 ratings.

### Do JustIN Mobile or App For Sunac have ads?

Neither JustIN Mobile nor App For Sunac shows ads.

### Which is updated more often, JustIN Mobile or App For Sunac?

JustIN Mobile ships an update every 6 weeks, and App For Sunac every 3 days. Most recently, JustIN Mobile was updated on October 29, 2026 and App For Sunac 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.*