Best apps like Fast:Protocol

10+ similar apps compared and reviewed

4.3 avg rating
10 free apps
Updated October 2026

Whether you want more options like Fast or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to Fast

5.0(2 ratings)
FreeIn-App Purchases
LIFT — Hypertrophy Coach screenshot 1
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This app intelligently adjusts your training volume weekly based on your logged workouts and session feedback. It provides clear explanations for all adjustments, ensuring you understand your program's progression. Features include exercise swapping, detailed volume tracking, and optional Apple Health export.

Notece Journal#3

Notece Journal by MEGGI TSIKOLIIA

Make your thoughts clear
Worth Considering
💪 Health & Fitness
1.0(1 ratings)
Free
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This app provides a structured journaling experience based on CBT and Gestalt principles. It uses a card system to help users reflect on events, thoughts, and feelings, fostering emotional recognition and new perspectives. Entries can be organized by life areas, people, or tags for easy retrieval.

More apps like Fast

4
Oh My Gut! IBS Food Scanner
Oh My Gut! IBS Food Scanner
Oh My Gut! IBS Food Scanner
Fodmap Friendly Gut Health App
Free

This app acts as a gut health companion, helping users identify safe foods and track digestive responses. It offers personalized insights into triggers and safe foods, simplifying mealtime decisions for those managing IBS.

IBS food scanner for meal analysisPersonalized safe food recommendationsOne-tap meal and mood logging
💪 Health & Fitness
(6)
freemium
5
My Fasting Timer: IF Clock
My Fasting Timer: IF Clock
My Fasting Timer: IF Clock
Intermittent Fast Made Easy
Free

Easily start and track your intermittent fasting journey with a simple tap. This app offers popular fasting protocols and custom window options, helping you build consistency with streak tracking and progress visualization.

One-tap fast start/stopPre-set and custom fasting windowsEating window countdown
💪 Health & Fitness
(1)
ad-supported
6
MyAICoach: AI Personal Trainer
MyAICoach: AI Personal Trainer
MyAICoach: AI Personal Trainer
Live Form Checks & Workouts
Free

This app provides real-time feedback on your exercise form using your phone's camera, acting as a live AI personal trainer. It creates personalized workout plans based on your goals and tracks your progress with detailed charts.

Live AI form correctionPersonalized workout planningDetailed progress tracking
💪 Health & Fitness
(8)
freemium
7
Fasting Timer by TrainerDay
Fasting Timer by TrainerDay
Fasting Timer by TrainerDay
One Tap Fasting
Free

This app simplifies intermittent fasting with a one-tap start and customizable durations. Track your progress visually and review your fasting history. It's designed for easy habit building without complex features.

One-tap fast startCustomizable fasting durationsFlexible start times
💪 Health & Fitness
(12)
free
8
Fasting Center
Fasting Center
Fasting Center
Intermittent, OMAD, Water Fast
Free

Plan extended fasts with personalized projections. Input your body stats and desired duration to estimate weight change, fat loss, and energy use. This data-driven tool provides a clear starting point for your fasting journey.

Personalized fast planningExtended fast duration optionsProjected weight change
💪 Health & Fitness
(12)
free
9
LightsOn: Move to Build a City
LightsOn: Move to Build a City
LightsOn: Move to Build a City
Your steps & workouts run it
Free

This app transforms your real-world activity into a thriving virtual city. Burn calories to power your town, attract residents, and watch it grow. Neglect your activity, and the city will dim.

Activity powers city growthAutomatic data import from Apple HealthIdle city builder gameplay
💪 Health & Fitness
(43)
free
10
Cyclic Sighing
Cyclic Sighing
Cyclic Sighing
Physiological Sigh Breathing
Free

This app offers guided breathing exercises based on the science-backed physiological sigh technique. It helps users find calm, improve mood, and promote restful sleep through simple, private sessions. Track your progress and mood over time with insightful journaling and customizable reminders.

Guided breathing with animationsCustomizable session timingMood check-ins and journaling
💪 Health & Fitness
(3)
free with in-app purchases