Comparison

Connected Hydration vs PISON

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

Head to head
About

Connected Hydration

This app tracks fluid and electrolyte intake by working with a proprietary wearable sensor. It measures real-time sweat and electrolyte loss to provide comprehensive hydration data.

Highlights
  • Real-time sweat/electrolyte loss measurement
  • Fluid intake tracking
  • Electrolyte intake tracking
  • Works with proprietary wearable sensor
  • Hydration data analysis
Features
Read full description

Connected Hydration is an app that works with Epicore Biosystems Inc.’s proprietary wearable sensor to measure real-time sweat/electrolytes loss, as well as track fluid and electrolyte intake. Disclaimer: Connected Hydration is not used for any diagnosis, treatment, or monitoring of a patient or for compensation or alleviation of disease, injury or disability. Users should seek a doctor’s advice before making any medical decisions.

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

Connected Hydration4 screens
PISON4 screens

Verdict

The call

The clearest difference is iOS requirement: PISON at 15.0 against Connected Hydration's 17.6. On price, rating, ratings volume and update cadence 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Connected Hydration against 5.0 for PISON. Both are backed by a comparable volume of ratings — 8 and 7 respectively.

UpkeepUpdate frequency

Connected Hydration ships an update monthly, PISON every 3 weeks. The most recent releases landed on October 2, 2026 and October 9, 2026 respectively.

Scorecard1 real difference · 8 level
Connected Hydration versus PISON: the parameters behind the verdict, then further details
ParameterConnected HydrationPISON
PriceFreeFree
Rating5.0 (8 ratings)5.0 (7 ratings)
Number of ratings8 — better7
Update frequencyMonthlyEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhoneiPhone, iPod — better
Requires iOS17.615.0 — better
Further details — not scored
Size41 MB65 MB
Age rating4+4+
DeveloperEpicore Biosystems, IncPison Technology

Customer experience

Connected Hydration

All ratings8 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

PISON

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

In-app purchases

None

Connected Hydration

No in-app purchases

None

PISON

No in-app purchases

Questions

Is Connected Hydration free?
Connected Hydration is free to download, with no in-app purchases.
Is PISON free?
PISON is free to download, with no in-app purchases.
Which has better reviews, Connected Hydration or PISON?
Connected Hydration and PISON are both rated 5.0 out of 5 on the App Store, from 8 and 7 ratings respectively.
Do Connected Hydration or PISON have ads?
Neither Connected Hydration nor PISON shows ads.
Which is updated more often, Connected Hydration or PISON?
Connected Hydration ships an update monthly, and PISON every 3 weeks. Most recently, Connected Hydration was updated on October 2, 2026 and PISON on October 9, 2026.

Other comparisons