Software Alternatives, Accelerators & Startups

Strong.app VS LogZero.app

Compare Strong.app VS LogZero.app and see what are their differences

Strong.app logo Strong.app

Strenght training logger.

LogZero.app logo LogZero.app

A private, all-in-one life tracker for iPhone that keeps everything on your phone. Track Everything. Share Nothing.
  • Strong.app Landing page
    Landing page //
    2021-09-30
  • LogZero.app Dashboard Module
    Dashboard Module //
    2026-06-15
  • LogZero.app Food Tracker Module
    Food Tracker Module //
    2026-06-15
  • LogZero.app Exercise Tracker Module
    Exercise Tracker Module //
    2026-06-15
  • LogZero.app Mood Tracker Module
    Mood Tracker Module //
    2026-06-15
  • LogZero.app TODO Tracker Module
    TODO Tracker Module //
    2026-06-15
  • LogZero.app Medication Tracker Module
    Medication Tracker Module //
    2026-06-15
  • LogZero.app Correlation Module
    Correlation Module //
    2026-06-15
  • LogZero.app Meditation Tracker Module
    Meditation Tracker Module //
    2026-06-15
  • LogZero.app Weight Tracker Module
    Weight Tracker Module //
    2026-06-15

LogZero is the all-in-one private life tracker for mood, habits, food, weight, exercise, meditation, medication, todos and more. Everything stays on your iPhone. No ads. No cloud. No accounts. No analytics. LogZero has security and privacy integrated into it's DNA. LogZero is built by Andrew Hoffman, LLC โ€” owned by Andrew Hoffman: a cybersecurity architect, author and educator.

ONE OFFLINE APP FOR YOUR ENTIRE DAY

Mood module โ€” multi-step daily entries with emotions, activities, gratitude notes, and free-form text. The depth of a private diary, the speed of a tap. Food module โ€” daily recording of macros against your own targets. Can be configured to track additional vitamins, nutrients and supplements. Scan labels or log manually. Weight module โ€” log weight over time, set goals, configure charts for easier data review. Exercise module โ€” log workout minutes rapidly and build data to see how your workouts impact your mood and weight. Todo module โ€” prioritized, filterable cross-day tasks with tags, completion trends, and a planning view. Meditation module โ€” daily meditation tracking tied to correlations module to show it's impact on your mood. Medication module โ€” schedule medication and supplement protocols, adherence tracking, prescription refill reminders and more. Correlation module โ€” analyze data from all the other modules to draw insights into what is impacting your weight, mood and behavior. Correlation module โ€” the most important insights from the other modules, charted, configurable and readable at at glance.

100% PRIVATE. 100% ON-DEVICE.

LogZero has no servers. None. Every entry โ€” every mood, meal, weight, symptom, medication dose, and meditation minute lives on your device and nowhere else. We can't see your data by design, and this sets our app apart from almost every competitor.

Strong.app

Website
strong.app
Pricing URL
-
$ Details
-
Platforms
-
Release Date
-
Startup details
Country
United States

LogZero.app

$ Details
freemium
Platforms
iOS iPhone
Release Date
2026 June
Startup details
Country
United States
State
Washington
City
Seattle
Founder(s)
Andrew Hoffman
Employees
1 - 9

Strong.app features and specs

  • User-Friendly Interface
    Strong.app offers an intuitive and clean user interface that makes it easy for users to navigate and use the app effectively.
  • Comprehensive Workout Tracking
    The app allows users to track various aspects of their workouts, including sets, reps, weight, and rest times, enabling detailed progress monitoring.
  • Customizable Workout Routines
    Users can create and customize their own workout routines, which allows for flexibility and personalization in their fitness plans.
  • Extensive Exercise Library
    Strong.app includes a large database of exercises with descriptions and animations, helping users perform movements correctly and discover new exercises.
  • Progress Visualization
    The app provides charts and graphs to visualize progress over time, helping users stay motivated and track their improvements.
  • Cloud Synchronization
    Workout data is synced across devices via the cloud, ensuring that progress is always up-to-date and accessible from different platforms.

Possible disadvantages of Strong.app

  • Cost
    While Strong.app offers a free version, access to premium features requires a subscription, which might be a deterrent for budget-conscious users.
  • Limited Integration
    The app has limited integration with other fitness and health tracking apps, which could be a drawback for users who want a more interconnected fitness ecosystem.
  • Data Entry
    Manual entry of workout data can be time-consuming, particularly for users performing complex routines with multiple exercises.
  • Learning Curve
    New users may experience a learning curve in getting accustomed to all the features and functionalities Strong.app offers.
  • No Guided Workouts
    The app lacks guided workout sessions, which might be a limitation for beginners who prefer step-by-step instructions.

LogZero.app features and specs

  • Dashboard
    Quick and easy insights into other modules
  • Food Tracker
    Track macros, nutrients, vitamins and more with trend charts and goals
  • Meditation Tracker
    Track meditation, listen to on-device generated binaural beats
  • Exercise Tracker
    Update and log workouts, track calories burned, sync with Apple Health
  • TODO Tracker
    Create and update TODO items, sort and filter and tag. Optimized for productivity.
  • Medication Tracker
    Add and update medications. Set medication reminders. Set prescription renewal reminders. See adherence charts.
  • Mood Tracker
    Log moods, correlate moods with activities and environmental factors. See trends over time.
  • Weight Tracker
    Log weights, syncs with Apple Health (and Apple Health integrated scales)
  • Correlation
    View correlations between all other modules to draw insights. What exercises lead to weight loss? What activities impact your mood?

Strong.app videos

12 Strong - Movie Review

More videos:

  • Review - 12 Strong Movie Review from a Former Action Guy
  • Review - 12 STRONG MOVIE REVIEW (Starring Chris Hemsworth and Michael Shannon)
  • Review - THE BEST WORKOUT TRACKING APP 2018 -- "Strong"

LogZero.app videos

No LogZero.app videos yet. You could help us improve this page by suggesting one.

Add video

Category Popularity

0-100% (relative to Strong.app and LogZero.app)
Health And Fitness
100 100%
0% 0
Weight Loss
0 0%
100% 100
Sport & Health
100 100%
0% 0
Productivity
0 0%
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Strong.app and LogZero.app

Strong.app Reviews

9 Best Weightlifting Apps for Strength Training 2023 โ€“ Tried & Tested
The aptly named โ€œStrongโ€ is a simple but effective weightlifting app, offering an intuitive way to track and record your workouts. Available on Apple Watch as well as mobile devices, its value proposition is quite simpleโ€ฆ keep it simple.
Source: fitnessdrum.com
10 best fitness tracker apps for Android
Strong: Exercise Gym Log is a gym log similar to FitNotes. You can input all of your exercise routines and track them over time. It includes some unique tools like a warm-up calculator and tips on how to improve strength from your previous numbers. It has a few extra features from something like FitNotes, but you sacrifice a little bit of ease of use in the process. The UI...

LogZero.app Reviews

We have no reviews of LogZero.app yet.
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Social recommendations and mentions

Based on our record, Strong.app seems to be more popular. It has been mentiond 3 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Strong.app mentions (3)

  • Workout Tracker
    I'm using Strava to track endurance work and strong.app for lifting. I'm pretty happy with Strong, but it is a subscription app if you want to save more than three custom workout routines (they also have some of the popular beginner programs pre-populated). Source: over 4 years ago
  • How to lose weight tho you hate intense workouts?
    You should all workouts with a app like strong.app or any other you find. Fitbod also seems to have good stuff now. Check their reviews etc. Source: over 4 years ago
  • I made a community sourced fitness routine database
    Looks like a great app! I run 5/3/1 and this is perfect. Currently I use https://strong.app but I'd love to see a way to see my weekly volume per muscle group. Is that something you are planning to add on Hardy? - Source: Hacker News / about 5 years ago

LogZero.app mentions (0)

We have not tracked any mentions of LogZero.app yet. Tracking of LogZero.app recommendations started around Jun 2026.

What are some alternatives?

When comparing Strong.app and LogZero.app, you can also consider the following products

Hevy - Simple workout logging, insightful analytics, and a growing community of gym athletes.

Gym Life - The best gym tracker available on iPhone, Android and Apple Watch.

Fitbod - Personalized Strength-Training powered by Machine Learning

Health Tracker - Habit Tracker: The easiest way track your overall wellness

MyFitnessPal - Track the number of calories that you consume each day with MyFitnessPal. The app also lets you create a diet and track the exercise that you complete each day whether it's walking, running or some other type of program.

JustLog.app - The minimalist workout tracker that gets out of your way