# VaDia+ vs FSM

The clearest difference is in-app purchases: FSM at none against VaDia+'s 1. FSM also leads on iOS requirement (14.0 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. VaDia+ sells 1 one-off in-app purchase. FSM asks for nothing beyond the download.

VaDia+ ships an update every 2 months, FSM every 5 weeks. The most recent releases landed on October 11, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | VaDia+ | FSM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 62 MB | 82 MB |
| Requires iOS | 18.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Biocontrol](https://appshunter.io/developer/1586087157) | [AnyWare B.V.](https://appshunter.io/developer/1557667573) |

## What reviewers say

### VaDia+

[App page](https://appshunter.io/ios/app/vadia-plus/id1633986826)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One-year licence | $129.99 | one-time |


### FSM

[App page](https://appshunter.io/ios/app/fsm/id6474175736)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VaDia+ free?

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

### Is FSM free?

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

### Do VaDia+ or FSM have ads?

Neither VaDia+ nor FSM shows ads.

### Which is updated more often, VaDia+ or FSM?

VaDia+ ships an update every 2 months, and FSM every 5 weeks. Most recently, VaDia+ was updated on October 11, 2026 and FSM on October 25, 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.*