Keep Trainer - Workout Log 4.2.0

Calorie Technology HK Company Limited ❘ Freeware ❘
Android
out of 109920 votes

Latest Version
4.2.0 Safe to install

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Powerful free home workout app with a huge exercise library — marred by ads and occasional bugs

Human-built. AI-enhanced.

Elena Angelini

08/20/2026

Keep Trainer offers 400+ exercises, expert-designed and video-guided personalized plans, and broad device syncing for a generous free fitness experience, but recent updates introduce intrusive ads, sign-up and tracking bugs, and some UX issues that can frustrate users.

Awarded Google Play Best App of 2018 and Best Self Improvement App of 2018, Keep Trainer - Home Workout & Fitness Trainer is a free app designed for at-home fitness without equipment.

400+ exercises with detailed descriptions to support tracking, fat burning, weight loss, and muscle gain.
100+ workouts designed by experts, expanding the library with professional guidance.
Video guidance with voice prompts, animations, and comprehensive descriptions to support proper form and progress.
Personalized training plans tailored to individual routines, goals, and progress.
Workouts for all levels, from Beginner to Pro.
Workout anytime, anywhere using only bodyweight.
All workouts and exercises are free, with no gym membership required.

Future enhancements include additional workout types (Zumba, Yoga, boxing) and social features to exercise with friends, plus a range of stretching and core-focused routines (belly fat reduction, six-pack training, push-ups, pull-ups, sit-ups, squats).

Keep Trainer supports HIIT and TABATA styles to boost calorie burn and overall fitness, making it suitable for goal-oriented users seeking strength, weight loss, or core definition.

Overview

Keep Trainer - Workout Log is a Freeware software in the category Home & Hobby developed by Calorie Technology HK Company Limited.

The latest version of Keep Trainer - Workout Log is 4.2.0, released on 06/30/2026. It was initially added to our database on 06/11/2026.

Keep Trainer - Workout Log runs on the following operating systems: Android.

Users of Keep Trainer - Workout Log gave it a rating of 4 out of 5 stars.

Pros

Large exercise library (400+ exercises) and many prebuilt workouts (100+), covering HIIT, cardio, strength, abs, legs, glutes and full-body routines
Free core app functionality with many workouts available without payment
Video demonstrations, animations and voice guidance make exercises easy to follow at home
Personalized training plans that adapt to user progress, schedule and goals
Workouts for all levels (beginner to advanced) and bodyweight/no-equipment options for home use
Integration/sync with common health platforms reported (e.g., Google Fit, Samsung Health)
Focus on varied goals (fat loss, muscle gain, toning, flexibility) — includes HIIT, Tabata and stretching routines
Large install base and generally strong Play Store rating (~4.5 stars) indicating broad user adoption
Data in transit is encrypted (Play Store privacy summary)
Developer provides contact channels (support email, phone) and publishes privacy/tos links

Cons

Many users report intrusive and frequent ads after recent updates, reducing usability and enjoyment
Sign-up and onboarding issues reported (long or failing sign-up flows)
Bugs and sync issues: completed workouts sometimes aren’t recorded, plans can go out of sync or fail to save settings
Occasional poor UI/UX decisions in newer versions (users describe confusing or degraded interfaces)
Some ads/content have been reported as borderline inappropriate by users
Some desired configuration options missing (e.g., specifying weekly workout frequency to match other activities)
App collects and may share personal info, health & fitness data and device/app info with third parties (per Play Store data-sharing summary)
Some advanced or specialized content/features may be gated behind in-app purchases or subscriptions despite free core offering
Support and community features reported as jumbled or inconsistent by some users

FAQ

What is Keep Trainer - Workout Log?

Keep Trainer (by Calorie Technology HK / Beijing Calorie Technology) is a home workout and fitness app that offers 100+ ready-made workout routines, a database of 400+ exercises, video/animation guidance, personalized training plans, and features for tracking workouts, weight and activity.

How much does Keep Trainer cost? Are workouts free?

The app is free to download and offers many free workouts and exercises. There are in-app purchases available (for premium content or subscriptions) and the app displays ads in the free version.

What types of workouts and programs does the app include?

Keep Trainer includes HIIT and cardio, Tabata, bodyweight strength, abs/core, legs/glutes, fat-loss and muscle-gaining routines, stretching and mobility sequences. The catalog is continually expanded and may later include yoga, Zumba, boxing and other formats.

Does Keep Trainer provide guided video or voice instruction?

Yes — workouts include professional demonstrations, video guidance, animations, and voice coaching so you can follow exercises with proper form and timing.

Can Keep Trainer create a personalized training plan for me?

Yes. The app generates personalized plans based on your goals, fitness level and schedule, and adapts plans over time with your progress and activity history.

Which devices and services does Keep Trainer support or sync with?

Keep Trainer is available on Android (Google Play) and supports phone and tablet form factors. It can sync with health-tracking services such as Google Fit and Samsung Health (where supported).

What data does the app collect and how is my privacy handled?

According to the Play Store listing, the app may collect personal info, health & fitness data, device and app performance info, and may share some data with third parties. Data is encrypted in transit and there are options to request data deletion. Refer to the app's privacy policy and terms (links in the store listing) for full details.

Why am I seeing ads and sign-up prompts? Can I remove them?

The free version includes ads and prompts to sign up for additional features or premium content. To remove ads and access premium features you typically need to purchase a subscription or in-app item (options vary by region).

I completed a workout but it didn't mark as done / my settings won't save — how do I fix sync or tracking issues?

Common fixes: ensure you are signed in to the same account, check app permissions (storage/phone/health data), allow background activity, and keep the app updated. If you sync with Google Fit/Samsung Health, confirm the connection settings. If problems persist, contact [email protected] with device model, OS version and a description of the issue.

How do I get help, report bugs, or request new features?

For support email [email protected]. The Play Store listing also shows developer contact details and links to the privacy policy and terms. You can submit feedback from inside the app and report bugs or suggest new workouts (community features are being expanded).

Elena Angelini

I'm Elena, your go-to software reviewer at UpdateStar and tech enthusiast. Whether you're a user seeking the latest software titles or software news I've got you covered. When I'm not diving into the latest software, you can find me exploring nature trails, camping under the stars, or competing in online multiplayer games. My reviews are designed to be fun, engaging, and packed with all the details you need to make informed decisions.

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