# EFIT vs PROTEUS

The clearest difference is update cadence: EFIT at every 10 days against PROTEUS's every 7 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.

EFIT ships an update every 10 days, PROTEUS every 7 months. The most recent releases landed on September 18, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | EFIT | PROTEUS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/proteus-suit/id6449088465/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 7 months |
| Monetization | — | Free |
| Size | 14 MB | 16 MB |
| Requires iOS | 13 | **12.2** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [师松 梁](https://appshunter.io/developer/922518056) | [Guangdong Bote Health Technology Co., Ltd.](https://appshunter.io/developer/1482249834) |

## What reviewers say

### EFIT

[App page](https://appshunter.io/ios/app/efit-ems-training-system/id1663715165)

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

**In-app purchases:** none


### PROTEUS

[App page](https://appshunter.io/ios/app/proteus-suit/id6449088465)

Control your personal EMS dry-suit and track your training progress with this app. It offers effective workouts, joint-friendly exercises, and greater muscle activation, suitable for various health conditions and busy schedules.

**Highlights:** Control EMS dry-suit, Track training progress, Effective workouts, Joint-friendly exercises, Muscle activation boost, OnDemand workouts, Live group workouts

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EFIT free?

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

### Is PROTEUS free?

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

### Do EFIT or PROTEUS have ads?

Neither EFIT nor PROTEUS shows ads.

### Which is updated more often, EFIT or PROTEUS?

EFIT ships an update every 10 days, and PROTEUS every 7 months. Most recently, EFIT was updated on September 18, 2026 and PROTEUS on September 26, 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.*