Best Fastum alternatives: apps like Fastum: Fasting Timer & Stages

10+ similar apps compared and reviewed

5.0 avg rating
10 free apps
Updated October 2026

Whether you want more options like Fastum 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 Fastum

Japanese Walker Pro#2

Japanese Walker Pro by Chunky Senanayake

Japanese Walking Method Timer
5.0(1 ratings)
FreeIn-App Purchases
Japanese Walker Pro screenshot 1
Japanese Walker Pro screenshot 2
Japanese Walker Pro screenshot 3
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Japanese Walker Pro screenshot 5
Japanese Walker Pro screenshot 6

This app provides a dedicated timer for the Japanese Walking Method, featuring audio cues and lock screen integration. It offers customizable session lengths and modes for outdoor or treadmill use, with calorie estimates and progress tracking.

More apps like Fastum

4
Aqua: Water Tracker & Reminder
Aqua: Water Tracker & Reminder
Aqua: Water Tracker & Reminder
Hydration Tracker & Daily Goal
Free
💪 Health & Fitness
(0)
5
Otterly: Water Tracker
Otterly: Water Tracker
Otterly: Water Tracker
Cute hydration companion
Free
💪 Health & Fitness
(0)
6
Habit Tracker - Grow
Habit Tracker - Grow
Habit Tracker - Grow
Build Better Habits Daily
Free

This app helps you build consistent routines and achieve your goals by tracking your progress. It offers visual statistics, daily reminders, and a clean interface to keep you motivated on your journey to lasting change.

Effortless habit trackingVisual progress statisticsDaily reminders and streak goals
💪 Health & Fitness
(0)
free with in-app purchases
7
CrossFit DC
CrossFit DC
CrossFit DC
by Proven Strength and Conditioning
Free

This app allows members of a specific gym to book spots in classes and sign up for events. Users can also manage their accounts, including updating personal photos and payment information.

Class reservationEvent sign-upAccount management
💪 Health & Fitness
(6)
ad-supported
8
Caltopia: Calorie Tracker
Caltopia: Calorie Tracker
Caltopia: Calorie Tracker
Macros, Fasting & Food Diary
Free

This app offers private, offline calorie and macro tracking with an on-device AI coach for personalized insights and recipes. It supports voice logging, intermittent fasting, and GLP-1 tracking, with data securely stored on your device. Import data from other services and export your logs in various formats.

Offline calorie and macro trackingOn-device AI coach for insights and recipesVoice logging and nutrition label OCR
💪 Health & Fitness
(8)
paid
9
QoFast: Intermittent Fasting
QoFast: Intermittent Fasting
QoFast: Intermittent Fasting
Extended Fasts & Ketosis Timer
Free
💪 Health & Fitness
(0)
10
Invictus DC
Invictus DC
Invictus DC
by PushPress, Inc.
Free
💪 Health & Fitness
(0)