# TridentAir vs 24IFM

The clearest difference is update cadence: 24IFM at fortnightly against TridentAir's every 9 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TridentAir ships an update every 9 months, 24IFM fortnightly. The most recent releases landed on October 6, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | TridentAir | 24IFM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Fortnightly** |
| Size | 209 MB | 86 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Plasma Science Pte Ltd](https://appshunter.io/developer/1777750858) | [24iFM Pte. Ltd.](https://appshunter.io/developer/1826967170) |

## What reviewers say

### TridentAir

[App page](https://appshunter.io/ios/app/tridentair/id6737752945)

**Features:** macOS Compatibility

**In-app purchases:** none


### 24IFM

[App page](https://appshunter.io/ios/app/24ifm/id6748674895)

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

**In-app purchases:** none


## Frequently asked questions

### Is TridentAir free?

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

### Is 24IFM free?

24IFM is free to download, with no in-app purchases.

### Do TridentAir or 24IFM have ads?

Neither TridentAir nor 24IFM shows ads.

### Which is updated more often, TridentAir or 24IFM?

TridentAir ships an update every 9 months, and 24IFM fortnightly. Most recently, TridentAir was updated on October 6, 2026 and 24IFM 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.*