# AltosUI vs Loko

The clearest difference is price: Loko at Free against AltosUI's $19.99. Loko also leads on update cadence (every 2 months vs every 5 months). AltosUI's advantage is chart position (#73 vs unranked) and iOS requirement (12.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Loko is free to download; AltosUI costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

AltosUI ships an update every 5 months, Loko every 2 months. The most recent releases landed on September 18, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | AltosUI | Loko |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/altosui/id1324401029/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Paid | — |
| Best chart rank | **#73** | — |
| Size | 6 MB | 99 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Iron Sheep Productions, LLC](https://appshunter.io/developer/481892150) | [noliLab OU](https://appshunter.io/developer/1692222449) |

## What reviewers say

### AltosUI

[App page](https://appshunter.io/ios/app/altosui/id1324401029)

**Currently charting:** #73 Top Paid · Navigation (US App Store)

This app provides live rocket flight tracking and telemetry data for Altus Metrum rocket flight computers. It connects via Bluetooth LE and offers four tabs for flight monitoring, including voice guidance and offline map capabilities. Users can also generate detailed flight reports and share flight data.

**Highlights:** Live telemetry data, Voice guidance during flight, Offline maps, Flight reports with PDF export, Multi-tracker support, Bearing and distance relative to user

**Features:** Vision Pro support

**In-app purchases:** none


### Loko

[App page](https://appshunter.io/ios/app/loko/id6450703220)

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

**In-app purchases:** none


## Frequently asked questions

### Is AltosUI free?

AltosUI costs $19.99, with no in-app purchases.

### Is Loko free?

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

### Do AltosUI or Loko have ads?

Neither AltosUI nor Loko shows ads.

### Which is updated more often, AltosUI or Loko?

AltosUI ships an update every 5 months, and Loko every 2 months. Most recently, AltosUI was updated on September 18, 2026 and Loko on September 11, 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.*