# DEVI Smart vs UniFi Access

The clearest difference is review sentiment: UniFi Access at 60% against DEVI Smart's 14%. UniFi Access also leads on rating (4.9 vs 2.0) and update cadence (every 2 weeks vs every 4 months). DEVI Smart's advantage is iOS requirement (11.0 vs 17.0). 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.

UniFi Access holds the better App Store score, 4.9 against 2.0. That said, the two scores are not equally well evidenced: UniFi Access has 4.6K ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 14% of DEVI Smart's written reviews are positive against 60% of UniFi Access's.

DEVI Smart ships an update every 4 months, UniFi Access every 2 weeks. The most recent releases landed on September 29, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | DEVI Smart | UniFi Access |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (6 ratings)](https://appshunter.io/ios/app/devi-smart/id1129670874/reviews) | **[4.9 (4.6K ratings)](https://appshunter.io/ios/app/unifi-access/id1578429007/reviews)** |
| Number of ratings | 6 | **4.6K** |
| Positive reviews | 13.9% of reviews | **59.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 77 MB | 280 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Danfoss A/S](https://appshunter.io/developer/423984644) | [Ubiquiti Inc.](https://appshunter.io/developer/683620863) |

## What reviewers say

### DEVI Smart

[App page](https://appshunter.io/ios/app/devi-smart/id1129670874)

This app allows wireless control of electric floor heating systems via a mobile device. It offers remote adjustment, scheduling, and energy-saving features for multiple thermostats and locations, with secure cloud connectivity.

**Highlights:** Wireless control of electric floor heating, Remote adjustment from anywhere, Energy-saving scheduling, Control multiple thermostats and locations, Local operation without internet, Frost protection and vacation settings, Secure cloud connection

**In-app purchases:** none


### UniFi Access

[App page](https://appshunter.io/ios/app/unifi-access/id1578429007)

Manage your entire access control system remotely. Oversee doors, users, readers, and security policies. View real-time activity logs and receive doorbell notifications.

**Highlights:** Manage connected doors and security policies, Oversee user rosters and access methods, Configure reader devices and greeting messages, View real-time access event logs, Receive doorbell notifications, Grant remote access to visitors

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Works great
- 🔒 Secure access control
- 💡 Useful features

**What reviewers complain about**

- 🐛 Crashes and bugs
- 🔍 Missing key features
- 💻 Lack of iPad/desktop support
- 🔔 Notification issues

**Reported bugs**

- App crashes on launch
- Notifications not working
- Remote login issues
- Outdated information in app

**Requested features**

- Integrate with Unifi Protect
- Add schedule management in app
- Allow door hold open/timer controls
- Improve camera/intercom integration


## Frequently asked questions

### Is DEVI Smart free?

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

### Is UniFi Access free?

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

### Which has better reviews, DEVI Smart or UniFi Access?

UniFi Access is rated higher. DEVI Smart averages 2.0 out of 5 from 6 ratings, while UniFi Access averages 4.9 from 4.6K ratings.

### Do DEVI Smart or UniFi Access have ads?

Neither DEVI Smart nor UniFi Access shows ads.

### Which is updated more often, DEVI Smart or UniFi Access?

DEVI Smart ships an update every 4 months, and UniFi Access every 2 weeks. Most recently, DEVI Smart was updated on September 29, 2026 and UniFi Access on October 2, 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.*