# Stim2Go vs WFNR

The clearest difference is update cadence: WFNR at weekly against Stim2Go's every 3 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.

Stim2Go ships an update every 3 months, WFNR weekly. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Stim2Go | WFNR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 25 MB | 115 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [SensorStim Neurotechnology GmbH](https://appshunter.io/developer/1481978951) | [Chowgule Mediconsult Private Ltd](https://appshunter.io/developer/1010587906) |

## What reviewers say

### Stim2Go

[App page](https://appshunter.io/ios/app/stim2go/id1635148804)

**Features:** macOS Compatibility

**In-app purchases:** none


### WFNR

[App page](https://appshunter.io/ios/app/wfnr/id6499453141)

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

**In-app purchases:** none


## Frequently asked questions

### Is Stim2Go free?

Stim2Go is free to download, with no in-app purchases.

### Is WFNR free?

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

### Do Stim2Go or WFNR have ads?

Neither Stim2Go nor WFNR shows ads.

### Which is updated more often, Stim2Go or WFNR?

Stim2Go ships an update every 3 months, and WFNR weekly. Most recently, Stim2Go was updated on October 21, 2026 and WFNR 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.*