# SCA Fit vs Protocol

The clearest difference is in-app purchases: SCA Fit at none against Protocol's 4. SCA Fit also leads on device support (4 vs 2) and ratings volume (3 vs 1). Protocol's advantage is review sentiment (100% vs 67%) and update cadence (weekly vs every 2 months). On price, rating, ads and iOS requirement there is nothing between them.

Both are free to download. Protocol sells 4 in-app purchases, starting at $7.99 per month. SCA Fit asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for SCA Fit against 5.0 for Protocol. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews are what separate them: 67% of SCA Fit's written reviews are positive against 100% of Protocol's.

SCA Fit ships an update every 2 months, Protocol weekly. The most recent releases landed on October 27, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | SCA Fit | Protocol |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/sca-fit/id1555516617/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/protocol-ai-personal-trainer/id6767289177/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | **Free** | Freemium |
| Size | 32 MB | 54 MB |
| Requires iOS | 15 | 15.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Prosistemas Tecnologia em Software Limitada EPP](https://appshunter.io/developer/1375710662) | [MUSTAFA TOPCU](https://appshunter.io/developer/1761029557) |

## What reviewers say

### SCA Fit

[App page](https://appshunter.io/ios/app/sca-fit/id1555516617)

Manage your gym, club, or studio experience with this app. Track workouts offline, view payment history, and access your membership via QR code. Stay updated on gym news and contact your facility easily.

**Highlights:** Interactive workout tracking with animations, Offline access to training data, Payment and membership history, QR code access, Contact gym and view announcements, View and compare physical evaluations

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 👍 Intuitive interface
- 🚀 Fast and practical
- 👍 Complete and functional
- 👍 Good user experience

**What reviewers complain about**

- 🐛 Resets when closed
- 🐛 Loses progress when app closed
- 🐛 Progress lost when switching apps
- 🐛 App restarts frequently
- 🐛 Does not sync with gym code

**Reported bugs**

- App resets when closed accidentally
- App resets when switching to other apps
- App restarts and loses progress
- App does not open on iPhone s6
- Session count always at 0

**Requested features**

- 💡 Option to save workout when app closed
- 💡 Notification for unfinished workouts
- 💡 Register weight per exercise
- 💡 Apple Watch integration
- 💡 Scheduling tool for classes


### Protocol

[App page](https://appshunter.io/ios/app/protocol-ai-personal-trainer/id6767289177)

This AI-powered app creates customized fitness and nutrition plans based on your goals, equipment, and schedule. It offers ongoing adjustments as you progress and provides AI coaching for follow-up questions. Achieve your fitness objectives with practical, evidence-based guidance.

**Highlights:** Personalized training plans, AI-driven nutrition guidance, Adaptive progress adjustments, Built-in AI coaching, Goal-oriented planning, Evidence-based principles

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Protocol Pro Monthly | $7.99 | per month |
| Protocol Pro 3 Months | $19.99 | per 3 months |
| Protocol Pro 6 Months | $34.99 | per 6 months |
| Protocol Pro Yearly | $59.99 | per year |


## Frequently asked questions

### Is SCA Fit free?

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

### Is Protocol free?

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

### Which has better reviews, SCA Fit or Protocol?

SCA Fit and Protocol are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do SCA Fit or Protocol have ads?

Neither SCA Fit nor Protocol shows ads.

### Which is updated more often, SCA Fit or Protocol?

SCA Fit ships an update every 2 months, and Protocol weekly. Most recently, SCA Fit was updated on October 27, 2026 and Protocol on October 6, 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.*