# FX1 vs SLAM EV

The clearest difference is update cadence: FX1 at every 3 weeks against SLAM EV's every 2 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.

FX1 ships an update every 3 weeks, SLAM EV every 2 months. The most recent releases landed on October 6, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | FX1 | SLAM EV |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 30 MB | 92 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IDS NEXT Business Solutions](https://appshunter.io/developer/977085415) | [SLAM](https://appshunter.io/developer/1771423225) |

## What reviewers say

### FX1

[App page](https://appshunter.io/ios/app/fx1/id1493938115)

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

**In-app purchases:** none


### SLAM EV

[App page](https://appshunter.io/ios/app/slam-ev/id6733243329)

**In-app purchases:** none


## Frequently asked questions

### Is FX1 free?

FX1 is free to download, with no in-app purchases.

### Is SLAM EV free?

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

### Do FX1 or SLAM EV have ads?

Neither FX1 nor SLAM EV shows ads.

### Which is updated more often, FX1 or SLAM EV?

FX1 ships an update every 3 weeks, and SLAM EV every 2 months. Most recently, FX1 was updated on October 6, 2026 and SLAM EV on September 19, 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.*