Comparison

FYTT vs PISON

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

FYTT

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
Read full description

FYTT is an athlete development platform that helps athletes maximize fitness through data-driven, individualized, responsive training. Data-driven Bridge the gap between data collection and training intervention by linking data directly to workout prescriptions. Responsive Workouts and programs can automatically respond in real-time to changing athlete needs and circumstances Individualized Deliver the right training to the right athletes at the right time, no matter how many athletes you train or what sport they play.

About

PISON

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
Read full description

Unlock Your Mind. Unleash Your Potential. Pison helps you reach new heights of human performance and health. The Pison app enables you to improve your whole self. It works in tandem with smartwatches or fitness trackers that are powered by Pison sensors to give you unprecedented insights into your mind, body, fatigue, health, and safety. Note - a Pison-powered wearable and a Pison membership are required. Innovative Sensor Technology Your unique performance and health insights are possible because of Pison’s innovative sensor technology. Unlike other wearables, all Pison-powered wearables include Pison’s novel neural sensor which decodes signals from your mind and nervous system, discreetly collected at the wrist, and gives key insights about your mental state that were never before possible. Some Pison-powered wearables also include other sensors that monitor vital signals such as your heart rate, heart rate variability, breathing frequency, pulse rate, and stress. When this information is blended with the insights from Pison’s neural sensor, you get richer information about your sleep, fatigue, fitness and health. Measure. Understand. Excel. The Pison app enables anyone with a Pison membership, including Pison READY and Pison PERFORM memberships, to monitor three critical cognitive performance metrics: - Readiness - A real-time indication of your ability to mentally perform. It can reveal impairment from fatigue, head injury, diet and disease. - Mental Agility - How quickly you process information, make decisions, and react. In competitive sports or high-stress professional scenarios, Mental Agility is crucial to success. - Focus - A reliable indicator of your ability to maintain attention. This is the gold standard measurement for fatigue testing. If you have a Pison PERFORM membership, you can also monitor additional metrics, including: - Sleep/Fatigue - Sleep time, sleep stages (REM, light, deep, and awake), sleep quality, sleep debt, circadian rhythm - Stress - Emotional reactions - Health - Heart rate, resting heart rate (RHR), heart rate variability (HRV), skin temperature - Fitness - Respiratory rate, calories burned - Safety - Sustained attention (PVT-B) In addition, all Pison memberships allow you to engage with the Pison community through leaderboards and personal groups where you can share and benchmark your performance scores with elite performers, friends, family, and peers. Revolutionary insights drive success Pison helps you measure and track your cognitive performance and physical performance metrics so you can improve your performance. Pison can help you improve cognitive and physical performance: - Optimize training programs. - Adjust diet, sleep schedules or other lifestyle factors. - Understand your circadian rhythm to optimize your preparation schedule. - Detect decreases in performance that may indicate impairment from head injury, fatigue or lifestyle choices, such as drugs or alcohol use. Get focused. Play smarter. Think clearer. Whatever your challenge, wherever your opportunity, Pison delivers unprecedented awareness of your mental and physical state. Realize your full potential—on the field, in the boardroom and beyond.

Screenshots

FYTT4 screens
PISON4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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

Scorecard4 real differences · 6 level
FYTT versus PISON: the parameters behind the verdict, then further details
ParameterFYTTPISON
PriceFreeFree
Rating4.5 (13 ratings)5.0 (7 ratings) — better
Positive reviews83.3% of reviews—
Number of ratings13 — better7
Update frequencyMonthlyEvery 3 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhoneiPhone, iPod — better
Requires iOS18.015.0 — better
Further details — not scored
Size11 MB65 MB
Age rating4+4+
DeveloperFytt, IncPison Technology

Customer experience

FYTT

All ratings13 ratings
Positive84.6%
Neutral7.7%
Negative7.7%
Written reviews6 reviews
Positive83.3%
Neutral16.7%
Negative0.0%

PISON

All ratings7 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

FYTT

Subscriptions1
  • Intelligent Fitness Software$9.991 Month
None

PISON

No in-app purchases

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.

Other comparisons