# Multilevel vs GPSTime

The clearest difference is update cadence: GPSTime at every 2 weeks against Multilevel's every 3 months. Multilevel's advantage is iOS requirement (15.0 vs 18.5). On price, rating, ratings volume 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.

On the App Store both sit at effectively the same score — 5.0 for Multilevel against 5.0 for GPSTime. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Multilevel ships an update every 3 months, GPSTime every 2 weeks. The most recent releases landed on September 8, 2026 and June 2, 2026 respectively.

## The numbers

| Metric | Multilevel | GPSTime |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/multilevel-relative-angle/id6467743326/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/gpstime/id6751814380/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 1 MB | 25 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Defiantware, LLC](https://appshunter.io/developer/1705603850) | [Gimin Kim](https://appshunter.io/developer/1836958729) |

## What reviewers say

### Multilevel

[App page](https://appshunter.io/ios/app/multilevel-relative-angle/id6467743326)

Measure the precise angle between multiple devices simultaneously. This app is useful for aligning physical objects, especially when they are distant or obstructed. It utilizes Bluetooth for seamless communication between devices without manual pairing.

**Highlights:** Precise angle measurement between multiple devices, Bluetooth-based device communication, Automatic device discovery and connection, Conventional bubble level functionality, Cross-platform support (macOS, iOS)

**In-app purchases:** none


### GPSTime

[App page](https://appshunter.io/ios/app/gpstime/id6751814380)

This tool converts between GPS Time and UTC, supporting various formats like GPS Week, Gregorian calendar, and Modified Julian Date. It accurately handles leap seconds and saves conversion history for GNSS professionals, researchers, and students.

**Highlights:** GPS Time to UTC conversion, Support for leap seconds, Multiple time format support, Conversion history saving, Configurable default scenarios, Clean interface

**In-app purchases:** none


## Frequently asked questions

### Is Multilevel free?

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

### Is GPSTime free?

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

### Which has better reviews, Multilevel or GPSTime?

Multilevel and GPSTime are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Multilevel or GPSTime have ads?

Neither Multilevel nor GPSTime shows ads.

### Which is updated more often, Multilevel or GPSTime?

Multilevel ships an update every 3 months, and GPSTime every 2 weeks. Most recently, Multilevel was updated on September 8, 2026 and GPSTime on June 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.*