# ALIGN RTK vs PreFlight 107

The clearest difference is in-app purchases: ALIGN RTK at none against PreFlight 107's 5. ALIGN RTK also leads on iOS requirement (12.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. PreFlight 107 sells 5 in-app purchases, starting at $9.99 per month. ALIGN RTK asks for nothing beyond the download.

## The numbers

| Metric | ALIGN RTK | PreFlight 107 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (12 ratings)](https://appshunter.io/ios/app/preflight-107/id6760437132/reviews)** |
| Number of ratings | — | **12** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 10 days |
| Monetization | — | Free with in-app purchases |
| Size | 21 MB | 83 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Align Corporation Limited](https://appshunter.io/developer/485623955) | [David S. Mendez](https://appshunter.io/developer/1823249129) |

## What reviewers say

### ALIGN RTK

[App page](https://appshunter.io/ios/app/align-rtk-1/id6480390141)

**Features:** macOS Compatibility

**In-app purchases:** none


### PreFlight 107

[App page](https://appshunter.io/ios/app/preflight-107/id6760437132)

This app helps drone pilots plan flights and ensure FAA compliance. It provides real-time weather, airspace information, and hazard alerts. Generate official flight logs and mission briefings for safe and legal drone operations.

**Highlights:** Live LAANC authorization, Drone weather and airspace maps, AI risk assessment, Tamper-evident mission briefings, Part 107 compliance tools, Flight logging and hangar management, ADS-B traffic radar

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PreFlight 107 | $9.99 | per month |
| Pro+ Founder | $14.99 | per month |
| Pro+ Monthly | $19.99 | per month |
| Yearly Pro) | $79.99 | per year |
| preflight107_19999_1y | $199.99 | per year |


## Frequently asked questions

### Is ALIGN RTK free?

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

### Is PreFlight 107 free?

PreFlight 107 is free to download, with in-app purchases available.

### Do ALIGN RTK or PreFlight 107 have ads?

Neither ALIGN RTK nor PreFlight 107 shows ads.

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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.*