# ZONT Ретро vs StarLine Master

The clearest difference is in-app purchases: StarLine Master at none against ZONT Ретро's 7. StarLine Master also leads on rating (5.0 vs 4.5) and review sentiment (56% vs 34%). ZONT Ретро's advantage is ratings volume (68 vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ZONT Ретро sells 7 one-off in-app purchases. StarLine Master asks for nothing beyond the download.

StarLine Master holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: ZONT Ретро has 68 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 34% of ZONT Ретро's written reviews are positive against 56% of StarLine Master's.

ZONT Ретро ships an update monthly, StarLine Master every 2 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | ZONT Ретро | StarLine Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (68 ratings)](https://appshunter.io/ios/app/zont/id605281976/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/starline-master/id1496343179/reviews)** |
| Number of ratings | **68** | 1 |
| Positive reviews | 33.8% of reviews | **55.6% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 85 MB | 55 MB |
| Requires iOS | 15.7 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ZONT ONLAIN, OOO](https://appshunter.io/developer/1549497171) | [StarLine LLC](https://appshunter.io/developer/492074740) |

## What reviewers say

### ZONT Ретро

[App page](https://appshunter.io/ios/app/zont/id605281976)

Remote control and management for ZONT and Mega SX devices, including car alarms, home security, and heating systems. Monitor and control various devices from anywhere with internet access, receiving instant alerts for events and viewing live video feeds.

**Highlights:** Remote control of car alarms, Home security system management, Heating system control, Real-time event alerts, Live video streaming from IP cameras, Control multiple device types, Geographical location tracking

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Пополнение баланса | $2.99 | one-time |
| Тариф PRO на месяц | $2.99 | one-time |
| Пополнение баланса | $6.99 | one-time |
| Пополнение баланса | $10.99 | one-time |
| Пополнение баланса | $13.99 | one-time |
| Расширить срок хранения данных | $15.99 | one-time |
| Купить прошивку ZONT H-2000+ | $45.99 | one-time |


### StarLine Master

[App page](https://appshunter.io/ios/app/starline-master/id1496343179)

This application allows professional installers to configure and update a variety of security devices. It is intended exclusively for fitters and not for end-users. For customer-facing control and configuration, a separate application is available.

**Highlights:** Configure StarLine devices, Update StarLine devices, Wide range of device support, Professional installer focused

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ZONT Ретро free?

ZONT Ретро is free to download, with in-app purchases available.

### Is StarLine Master free?

StarLine Master is free to download, with no in-app purchases.

### Which has better reviews, ZONT Ретро or StarLine Master?

StarLine Master is rated higher. ZONT Ретро averages 4.5 out of 5 from 68 ratings, while StarLine Master averages 5.0 from 1 ratings.

### Do ZONT Ретро or StarLine Master have ads?

Neither ZONT Ретро nor StarLine Master shows ads.

### Which is updated more often, ZONT Ретро or StarLine Master?

ZONT Ретро ships an update monthly, and StarLine Master every 2 months. Most recently, ZONT Ретро was updated on November 6, 2026 and StarLine Master on November 3, 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.*