# FYTT vs PISON

The clearest difference is rating: PISON at 5.0 against FYTT's 4.5. PISON also leads on in-app purchases (none vs 1) and iOS requirement (15.0 vs 18.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. FYTT sells 1 in-app purchase, starting at $9.99 per month. PISON asks for nothing beyond the download.

PISON holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 13 and 7 respectively.

FYTT ships an update monthly, PISON every 3 weeks. The most recent releases landed on September 28, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | FYTT | PISON |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (13 ratings)](https://appshunter.io/ios/app/fytt/id1447535116/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/pison/id6475786964/reviews)** |
| Number of ratings | **13** | 7 |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Freemium | **Free** |
| Size | 11 MB | 65 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Fytt, Inc](https://appshunter.io/developer/1447535115) | [Pison Technology](https://appshunter.io/developer/1705268860) |

## What reviewers say

### FYTT

[App page](https://appshunter.io/ios/app/fytt/id1447535116)

This platform empowers athletes to enhance their fitness with personalized, data-informed training programs. It bridges the gap between collected data and workout prescriptions, adapting training in real-time to meet individual athlete needs across various sports.

**Highlights:** Data-driven training prescriptions, Responsive workout adjustments, Individualized training plans, Athlete development platform, Cross-sport training

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Intelligent Fitness Software | $9.99 | per month |


### PISON

[App page](https://appshunter.io/ios/app/pison/id6475786964)

This app provides insights into your cognitive and physical performance using data from compatible smartwatches. It helps you understand readiness, mental agility, and focus, with advanced metrics for sleep, stress, and health available through membership tiers.

**Highlights:** Cognitive performance metrics (Readiness, Agility, Focus), Sleep and fatigue tracking, Stress and health monitoring, Fitness metrics (respiratory rate, calories), Community leaderboards and groups, Insights from neural sensor technology

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

**In-app purchases:** none


## Frequently asked questions

### Is FYTT free?

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

### Is PISON free?

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

### Which has better reviews, FYTT or PISON?

PISON is rated higher. FYTT averages 4.5 out of 5 from 13 ratings, while PISON averages 5.0 from 7 ratings.

### Do FYTT or PISON have ads?

Neither FYTT nor PISON shows ads.

### Which is updated more often, FYTT or PISON?

FYTT ships an update monthly, and PISON every 3 weeks. Most recently, FYTT was updated on September 28, 2026 and PISON on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*