100% free – every feature

Your free
gym companion

Pick one of 12 training programs or let the app plan for you. At the gym you log every set with just a few taps, see an image and instructions for every exercise – and watch yourself get stronger week after week.

12 programs
80+ exercises with images
Challenges with friends

App Store Coming soon

Google Play Coming soon

Exercise details with image and instructions

App home screen with week streak and today's workout

Free. No catch.

Programs, exercise images, progress and challenges – everything you see on this page is completely free.

No subscription

No trial that suddenly starts charging you.
No in-app purchases

No feature locked behind a paywall.
No ads

No tracking, no banners, no pop-ups.

How you train with Herdy Fitness

From planning to logging to tracking progress – the screens you actually need at the gym.

Training plan

12 programs – or fully automatic

Tell the app what you want to achieve and how many days you train. It builds your weekly plan – or you pick a proven program yourself.

Full body, upper/lower, push/pull/legs, Arnold split, PHUL, 5×5 and more
Programs for home with dumbbells, with a glute focus, or 30 minutes on machines
Swap any exercise for an alternative that works the same muscle

At the gym

Log every set with a few taps

Enter weight and reps on a large number pad – your numbers from last time are right next to them.

The rest timer starts automatically and lets you know when it's time to go
Supersets and RPE when you want more detail
No signal in the basement? Sets are saved and synced later

Exercises

An image and instructions for every exercise

More than 80 exercises with images of the start and end position that alternate to show the movement.

Step-by-step instructions including breathing and the most common mistake
Primary and secondary muscles at a glance
Missing an exercise? Add it yourself with equipment and muscle group

Progress

See yourself get stronger

For every exercise the app shows how your estimated one-rep max (1RM) and your volume develop.

Week streak: how many weeks in a row you hit your training goal
Body weight and your complete workout history
Time ranges from one month to one year

Community

Challenge your friends

Who presses the most this week? Start a challenge with up to nine friends – your workouts count automatically.

Exercise challenges by weight, 1RM, reps or volume
Or everyone does the same workout – the best volume wins
Leaderboard, comments and a notification when a challenge ends

Also included

Easy sign-in

With email, Google or LINE – no long forms.

Three languages

Japanese, English and German – including all exercise names and instructions.

Your data is protected

Stored on servers in the EU (Finland), no tracking, no ads. Only you can see your workout photos.

80+

exercises with image and instructions

training programs

for every feature

trackers or ads

Your free gym companion