# Stratus Horizon Pro vs Tachbase

The clearest difference is rating: Tachbase at 5.0 against Stratus Horizon Pro's 3.8. Tachbase also leads on update cadence (every 6 days vs every 2 months). Stratus Horizon Pro's advantage is ratings volume (36 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Stratus Horizon Pro sells 2 in-app purchases, starting at $4.99 per month and Tachbase sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Tachbase holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: Stratus Horizon Pro has 36 ratings behind it against 2, so its average is the more settled of the two.

Stratus Horizon Pro ships an update every 2 months, Tachbase every 6 days. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Stratus Horizon Pro | Tachbase |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (36 ratings)](https://appshunter.io/ios/app/stratus-horizon-pro/id1001279833/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/tachbase-pilot-efb/id6761747729/reviews)** |
| Number of ratings | **36** | 2 |
| Positive reviews | 41.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 287 MB | 69 MB |
| Requires iOS | **16** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Appareo Systems, LLC](https://appshunter.io/developer/440740330) | [808 Heavy Industries LLC](https://appshunter.io/developer/1891258105) |

## What reviewers say

### Stratus Horizon Pro

[App page](https://appshunter.io/ios/app/stratus-horizon-pro/id1001279833)

This app provides a backup Attitude Heading Reference System (AHRS) for pilots, displaying pitch and bank information on a tablet. It also offers radio transcription and playback of air traffic control communications, converting audio to text for easy reference. Firmware updates for compatible devices are also available.

**Highlights:** Backup Attitude Heading Reference System (AHRS), Responsive pitch and bank instrument display, Automatic AHRS alignment, Radio transcription and playback of ATC communications, Visual assist for referencing audio clips, Firmware updates for Stratus receivers, Day, night, and heads-up display modes

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ATC Transcription - Monthly | $4.99 | per month |
| ATC Transcription - Yearly | $49.99 | per year |


### Tachbase

[App page](https://appshunter.io/ios/app/tachbase-pilot-efb/id6761747729)

This app provides pilots with essential tools for flight planning, in-cockpit navigation, and flight logging. It offers offline access to charts, weather data, and airport information, enhancing situational awareness and simplifying post-flight record-keeping.

**Highlights:** Offline moving map with VFR/IFR charts, Georeferenced approach plates and procedures, Airport information and weather data, Live traffic and weather with ADS-B receiver, IFR/VFR flight plan filing and management, Smart logbook with auto-logging and currency tracking, Customizable checklists

**Features:** iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tachbase Pro Monthly | $5.99 | per month |
| Tachbase Pro Annual | $59.99 | per year |


## Frequently asked questions

### Is Stratus Horizon Pro free?

Stratus Horizon Pro is free to download, with in-app purchases available.

### Is Tachbase free?

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

### Which has better reviews, Stratus Horizon Pro or Tachbase?

Tachbase is rated higher. Stratus Horizon Pro averages 3.8 out of 5 from 36 ratings, while Tachbase averages 5.0 from 2 ratings.

### Do Stratus Horizon Pro or Tachbase have ads?

Neither Stratus Horizon Pro nor Tachbase shows ads.

### Which is updated more often, Stratus Horizon Pro or Tachbase?

Stratus Horizon Pro ships an update every 2 months, and Tachbase every 6 days. Most recently, Stratus Horizon Pro was updated on October 29, 2026 and Tachbase on October 28, 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.*