# CTOT vs Duty+

The clearest difference is in-app purchases: Duty+ at none against CTOT's 3. CTOT's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.5). On price, update cadence and ads there is nothing between them.

Both are free to download. CTOT sells 3 in-app purchases, starting at $1.99 per month. Duty+ asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 9, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | CTOT | Duty+ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 47.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 61 MB | 3 MB |
| Requires iOS | **15.1** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [CTOT.app](https://appshunter.io/developer/1752292025) | [Sim2Sky Ltd](https://appshunter.io/developer/6787638798) |

## What reviewers say

### CTOT

[App page](https://appshunter.io/ios/app/ctot/id1513174766)

Provides real-time flight plan information for aviation professionals. Get updates on CTOT, departure times, flight plans, and more. Requires organizational enrollment to use.

**Highlights:** Live CTOT updates, FPL status tracking, CDM information, Flightplan route details, Airport METAR and TAF, Flight watchlist

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly plan | $1.99 | per month |
| CTOT 3 month plan | $4.49 | per 3 months |
| CTOT 6 month plan | $8.49 | per 6 months |


### Duty+

[App page](https://appshunter.io/ios/app/duty-plus/id6787638796)

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

**In-app purchases:** none


## Frequently asked questions

### Is CTOT free?

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

### Is Duty+ free?

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

### Do CTOT or Duty+ have ads?

Neither CTOT nor Duty+ shows ads.

### Which is updated more often, CTOT or Duty+?

CTOT ships an update every 2 weeks, and Duty+ every 2 weeks. Most recently, CTOT was updated on October 9, 2026 and Duty+ on October 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.*