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Best 100 Days Locked In alternatives: apps like 100 Days Locked In

9+ similar apps compared and reviewed

4.1 avg rating
9 free apps
Updated November 2026
100 Days Locked In
100 Days Locked In
Nicholas Hufnagel
💪 Health & Fitness

100 Days Locked In is great, but it's not the only option. Explore 9+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to 100 Days Locked In

90 Days Habit: Habit Tracker#1

90 Days Habit: Habit Tracker by Bibek Regmi

Daily Goals, Tasks & Planner
Editor's Choice
💪 Health & Fitness
5.0(2 ratings)
FreeIn-App Purchases
90 Days Habit: Habit Tracker screenshot 1
90 Days Habit: Habit Tracker screenshot 2
90 Days Habit: Habit Tracker screenshot 3
90 Days Habit: Habit Tracker screenshot 4
90 Days Habit: Habit Tracker screenshot 5
90 Days Habit: Habit Tracker screenshot 6

Build lasting discipline with structured 90-day personal challenges. This app offers guided daily tasks, AI-powered insights, and visual progress trackers to help you achieve your goals without pressure. Focus on consistent growth, not perfection, with a system designed for sustainable self-improvement.

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4
Calkilo: AI Calorie Tracker
Calkilo: AI Calorie Tracker
Calkilo: AI Calorie Tracker
AI Food Scanner Macro Tracker
Free

Effortlessly log meals by snapping photos and receive instant calorie and macro estimates. Get personalized AI guidance for healthier food choices and track your progress towards weight or muscle gain goals with built-in motivation tools.

Log meals from photosTrack calories and macrosAI meal guidance
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5
90 Day Challenge - Resettr
90 Day Challenge - Resettr
90 Day Challenge - Resettr
Life Reset: Take Back Control
Free

Build lasting habits with a personalized 90-day program tailored to your lifestyle and goals. This offline-first app offers custom tasks for sleep, water, exercise, and more, with progressive challenges and visual progress tracking.

Personalized 90-day habit programCustomized daily tasksProgressive difficulty
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6
100-Day Habit Tracker
100-Day Habit Tracker
100-Day Habit Tracker
by KENICHI YAMAMOTO
Free
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7
Calorie Food Counter Quantlife
Calorie Food Counter Quantlife
Calorie Food Counter Quantlife
Keto & Low Carb: Macro Tracker
Free

This app helps you achieve your health and weight goals by tracking your calorie and macronutrient intake. It offers a comprehensive food database, workout tracking, and visual progress reports. Premium features provide detailed nutrient tracking and body measurement logging.

Calorie and macronutrient trackingComprehensive food databaseWorkout and exercise logging
💪 Health & Fitness
(1)
freemium
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8
Panther Health
Panther Health
Panther Health
by Panther Studios Limited Liability Company
Free

This app tracks your daily activity, sleep patterns, and wellness indicators when paired with a compatible wearable device. It mirrors smart notifications from your phone to your wearable, offering general wellness and fitness insights.

Activity tracking (steps, calories, distance)Sleep monitoring (stages, duration)Wellness indicators
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9
APEX Athlete Official
APEX Athlete Official
APEX Athlete Official
by Apex, LLC
Free

This app transforms raw athletic ability into a single APEX Score by measuring performance across speed, power, strength, and endurance events. Train with guided programs, log your progress, and compete to earn an official score and climb leaderboards.

Calculate APEX Score and category breakdownAPEX Ready training programLog event performance
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