Best Electrolyte Apps

250+ iOS apps curated and reviewed

4.3 avg rating
18 free apps
Updated August 2026

From beginner-friendly picks to power-user tools, our electrolyte list covers 250+ iPhone apps updated through August 2026. Compare ratings, prices, and screenshots in one place.

Compare top Electrolyte Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1SweatSmart ElectrolytesSweatSmart ElectrolytesFreeNoNoAug 2026
2Electrolyte: Language & SportElectrolyte: Language & SportFreeNoNoAug 2026
3SaltStack: Electrolyte TrackerSaltStack: Electrolyte TrackerFreeNoYesAug 2026
4KalcuLytes - Electrolyte Replacement CalculatorKalcuLytes - Electrolyte Replacement CalculatorFree3.0★ (2)NoYesMay 2026
5Fluids and Electrolytes MIEFluids and Electrolytes MIEFree3.8★ (5)YesYesJul 2026
6Saltus: Electrolyte TrackerSaltus: Electrolyte TrackerFreeNoYesJun 2026
7Electrolyte - Wellness TrackerElectrolyte - Wellness TrackerFree5.0★ (2)NoNoAug 2026
8Fluid-Electrolyte CalculatorFluid-Electrolyte CalculatorFreeNoNoMay 2026

Top Picks for Electrolyte

More Electrolyte apps to explore

4
KalcuLytes - Electrolyte Replacement Calculator
KalcuLytes - Electrolyte Replacement Calculator
KalcuLytes - Electrolyte Replacement Calculator
by KABBA, LLC
Free

This medical app calculates and recommends doses for Magnesium, Phosphorus, and Potassium replacement in adult patients. It offers intravenous and oral/enteral administration routes, individualizing doses based on patient factors.

Calculate Magnesium, Phosphorus, Potassium dosesRecommend mode of administrationIntravenous and oral/enteral routes
🏥 Medical
(2)
free with in-app purchases
5
Fluids and Electrolytes MIE
Fluids and Electrolytes MIE
Fluids and Electrolytes MIE
Made Incredibly Easy!
Free

This medical reference app simplifies complex fluid and electrolyte concepts for nursing professionals. It offers step-by-step guidance, visual aids, and practical tips to enhance understanding and application in patient care. Access is unlocked via an in-app purchase.

Step-by-step conversational guidanceUpdated nursing practices and disordersColorful charts and diagrams
🏥 Medical
(5)
free with in-app purchases
6
Saltus: Electrolyte Tracker
Saltus: Electrolyte Tracker
Saltus: Electrolyte Tracker
Hydration plan for athletes
Free
💪 Health & Fitness
(0)
7
Electrolyte - Wellness Tracker
Electrolyte - Wellness Tracker
Electrolyte - Wellness Tracker
Boost Hydration & Energy
Free

This app helps you monitor essential minerals like magnesium, iron, calcium, and potassium for optimal health and energy. It offers secure iCloud backups, Apple Health sync, and Apple Watch widgets for at-a-glance tracking. Enjoy a completely free, ad-free wellness companion.

Monitor Magnesium, Iron, Calcium, PotassiumSecure iCloud backupsSync with Apple Health
💪 Health & Fitness
(2)
free
8
Fluid-Electrolyte Calculator
Fluid-Electrolyte Calculator
Fluid-Electrolyte Calculator
by Kehinde Yahaya
Free
🏥 Medical
(0)
9
Lytes
Lytes
Lytes
by Free Radical Software
$2.99

Provides quick, at-your-fingertips information on the causes, symptoms, diagnosis, and treatment of electrolyte disorders. Features an intuitive interface for rapid access to practical medical knowledge, including references to PubMed.

Causes, signs, diagnosis, and treatment of electrolyte disordersIntuitive single-screen interface50 pages of practical medical information
🏥 Medical
(10)
paid
10
Electrolyte Equilibria
Electrolyte Equilibria
Electrolyte Equilibria
Equilibrium composition
Free
📚 Education
(0)
11
Renal & Electrolytes Exam Prep
Renal & Electrolytes Exam Prep
Renal & Electrolytes Exam Prep
Notes flashcards & Concepts
$3.99
📚 Education
(0)
12
Hydrate: Water & Electrolytes
Hydrate: Water & Electrolytes
Hydrate: Water & Electrolytes
Track fluid, sodium & caffeine
Free
💪 Health & Fitness
(0)
13
Anion Gap Calculator Pro
Anion Gap Calculator Pro
Anion Gap Calculator Pro
Enter Sodium, Chloride, Bicarb
Free
🔧 Utilities
(0)
14
Electrolytes Emergencies
Electrolytes Emergencies
Electrolytes Emergencies
Reference & Calculator
Free
$12.99 | 100% OFF
🏥 Medical
(0)
15
Pool Chem – Calculator & Log
Pool Chem – Calculator & Log
Pool Chem – Calculator & Log
Water testing, dosing & CSI
Free
🌟 Lifestyle
(0)
16
Tyent International
Tyent International
Tyent International
The Worlds Best Water Ionizers
Free
🛍️ Shopping
(0)
17
Phresh Waters
Phresh Waters
Phresh Waters
by Advantage Route Systems, Inc.
Free
💼 Business
(0)
18
I.V. Fluids
I.V. Fluids
I.V. Fluids
I.V. Fluids and Electrolytes
Free

This app offers a simplified approach to initial fluid management for pediatric patients. It aims to demystify the complex subject of fluid and electrolytes with a straightforward solution.

Initial fluid managementPediatric focusElectrolyte calculations
🏥 Medical
(2)
free
19
Pocket Hyponatremia Calculator
Pocket Hyponatremia Calculator
Pocket Hyponatremia Calculator
Sodium correction rate
Free

This app assists health practitioners in calculating the sodium correction rate for patients with acute and chronic hyponatremia. It provides precise calculations, fluid selections, and recommendations for correction rates and IV drip rates.

Easy and simple to usePrecise calculation with common formulasComplete fluid selection
🔧 Utilities
(0)
ad-supported
20
Hypernatremia Correction Rate
Hypernatremia Correction Rate
Hypernatremia Correction Rate
Sodium Tracker
Free
🏥 Medical
(0)

FAQ about Electrolyte

Are there free electrolyte apps for iPhone?
Yes — 18 of the top electrolyte apps we rank are free to download, including SweatSmart Electrolytes and Electrolyte: Language & Sport.
SweatSmart Electrolytes has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 250+ electrolyte apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.

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