# Instrument Ground Instructor vs ACE AI FLIGHT TRAINING

The clearest difference is price: ACE AI FLIGHT TRAINING at Free against Instrument Ground Instructor's $4.99. ACE AI FLIGHT TRAINING also leads on update cadence (every 2 weeks vs every 7 months). Instrument Ground Instructor's advantage is in-app purchases (none vs 2) and iOS requirement (11.0 vs 16.0). On ads and device support there is nothing between them.

ACE AI FLIGHT TRAINING is free to download; Instrument Ground Instructor costs $4.99 up front. ACE AI FLIGHT TRAINING sells 2 in-app purchases, starting at $17.99 per month. Instrument Ground Instructor asks for nothing beyond the download.

Instrument Ground Instructor ships an update every 7 months, ACE AI FLIGHT TRAINING every 2 weeks. The most recent releases landed on October 20, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Instrument Ground Instructor | ACE AI FLIGHT TRAINING |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | — | **[4.2 (5 ratings)](https://appshunter.io/ios/app/ace-ai-flight-training/id6757252178/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | — | Freemium |
| Size | 102 MB | 220 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 9+ |
| Developer | [Bravo Zulu Apps LLC](https://appshunter.io/developer/1000879252) | [Agentic Learning Solutions, Inc.](https://appshunter.io/developer/1865575174) |

## What reviewers say

### Instrument Ground Instructor

[App page](https://appshunter.io/ios/app/instrument-ground-instructor/id1366302133)

**In-app purchases:** none


### ACE AI FLIGHT TRAINING

[App page](https://appshunter.io/ios/app/ace-ai-flight-training/id6757252178)

Master FAA Ground School with an AI-powered instructor. Learn aviation concepts through engaging stories and simulated checkrides. Prepare for pilot knowledge tests and oral exams with expert-level instruction tailored to your pace.

**Highlights:** AI-powered flight instruction, DPE Simulation Mode for oral exams, Immersive storytelling for aviation concepts, Digestible, conversational lessons, Practice questions and exams, Whiteboard learning for complex systems, Flashcards and E6B calculator

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ace Pro Monthly Access | $17.99 | per month |
| Ace Pro Yearly Access | $119.99 | per year |


## Frequently asked questions

### Is Instrument Ground Instructor free?

Instrument Ground Instructor costs $4.99, with no in-app purchases.

### Is ACE AI FLIGHT TRAINING free?

ACE AI FLIGHT TRAINING is free to download, with in-app purchases available.

### Do Instrument Ground Instructor or ACE AI FLIGHT TRAINING have ads?

Neither Instrument Ground Instructor nor ACE AI FLIGHT TRAINING shows ads.

### Which is updated more often, Instrument Ground Instructor or ACE AI FLIGHT TRAINING?

Instrument Ground Instructor ships an update every 7 months, and ACE AI FLIGHT TRAINING every 2 weeks. Most recently, Instrument Ground Instructor was updated on October 20, 2026 and ACE AI FLIGHT TRAINING on October 21, 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.*