# VMMap vs Unicentric

The clearest difference is review sentiment: VMMap at 50% against Unicentric's 0%. VMMap also leads on rating (2.8 vs 1.8). On price, ratings volume, update cadence and ads there is nothing between them.

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

VMMap holds the better App Store score, 2.8 against 1.8. Both are backed by a comparable volume of ratings — 4 and 11 respectively. Written reviews point the same way: 50% of VMMap's written reviews are positive against 0% of Unicentric's.

VMMap ships an update every 2 months, Unicentric every 5 weeks. The most recent releases landed on August 25, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | VMMap | Unicentric |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (4 ratings)](https://appshunter.io/ios/app/vmmap/id892133597/reviews)** | [1.8 (11 ratings)](https://appshunter.io/ios/app/unicentric/id1479704785/reviews) |
| Number of ratings | 4 | **11** |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 26 MB | 46 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Metrotech Corp.](https://appshunter.io/developer/952662794) | [Unicentric](https://appshunter.io/developer/1479704784) |

## What reviewers say

### VMMap

[App page](https://appshunter.io/ios/app/vmmap/id892133597)

This application connects to specific locator devices to log and display real-time location data in KML format. It allows users to email these data files directly from their device. Compatibility requires specific Bluetooth modules and iOS versions.

**Highlights:** Bluetooth connection to locator receiver, Real-time data logging and display, Data stored in KML format, Email KML files directly, Compatibility with Vivax-Metrotech products

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Unicentric

[App page](https://appshunter.io/ios/app/unicentric/id1479704785)

This business application enables users to gather essential information remotely, integrating seamlessly with their organization. It offers optional background location tracking for enhanced data collection, though this may impact battery life.

**Highlights:** Remote data collection, Organizational integration, Optional background location tracking, Vital information gathering

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VMMap free?

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

### Is Unicentric free?

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

### Which has better reviews, VMMap or Unicentric?

VMMap is rated higher. VMMap averages 2.8 out of 5 from 4 ratings, while Unicentric averages 1.8 from 11 ratings.

### Do VMMap or Unicentric have ads?

Neither VMMap nor Unicentric shows ads.

### Which is updated more often, VMMap or Unicentric?

VMMap ships an update every 2 months, and Unicentric every 5 weeks. Most recently, VMMap was updated on August 25, 2026 and Unicentric on June 4, 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.*