# StimRouter Plus vs HFX

The clearest difference is rating: StimRouter Plus at 5.0 against HFX's 3.5. HFX's advantage is update cadence (every 3 months vs every 13 months) and ratings volume (71 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

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

StimRouter Plus holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: HFX has 71 ratings behind it against 2, so its average is the more settled of the two.

StimRouter Plus ships an update every 13 months, HFX every 3 months. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | StimRouter Plus | HFX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/stimrouter-plus/id1480455034/reviews)** | [3.5 (71 ratings)](https://appshunter.io/ios/app/hfx/id6443477068/reviews) |
| Number of ratings | 2 | **71** |
| Positive reviews | — | 12.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 6 MB | 59 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Bioventus LLC](https://appshunter.io/developer/887605153) | [Nevro Corp.](https://appshunter.io/developer/1613247836) |

## What reviewers say

### StimRouter Plus

[App page](https://appshunter.io/ios/app/stimrouter-plus/id1480455034)

Control neuromodulation devices with this app. Select stimulation programs and adjust levels for connected devices individually. A compatible device is required for operation.

**Highlights:** Control stimulation programs, Adjust stimulation levels, Manage individual devices, Connect to StimRouter Plus system

**Features:** Vision Pro support

**In-app purchases:** none


### HFX

[App page](https://appshunter.io/ios/app/hfx/id6443477068)

Manage chronic pain with personalized relief. This app pairs with a spinal cord stimulator to learn your pain patterns and deliver tailored therapy. It offers features like progress tracking, favorite program saving, and proactive patient support.

**Highlights:** Personalized pain relief recommendations, Proactive patient support, Save favorite therapy programs, Track pain relief progress, Earn achievement badges, Check device battery level, Enable MRI Mode

**In-app purchases:** none


## Frequently asked questions

### Is StimRouter Plus free?

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

### Is HFX free?

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

### Which has better reviews, StimRouter Plus or HFX?

StimRouter Plus is rated higher. StimRouter Plus averages 5.0 out of 5 from 2 ratings, while HFX averages 3.5 from 71 ratings.

### Do StimRouter Plus or HFX have ads?

Neither StimRouter Plus nor HFX shows ads.

### Which is updated more often, StimRouter Plus or HFX?

StimRouter Plus ships an update every 13 months, and HFX every 3 months. Most recently, StimRouter Plus was updated on September 24, 2026 and HFX on September 22, 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.*