Replex
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Frequently asked questions

Quick answers about plans, Apple Watch, the AI Coach, sync and billing. Can't find yours? Contact support.

Getting started

What is Replex?

A strength training tracker for iPhone and Apple Watch. You log sets with a plate loader, follow ready-made or your own plans, see records and progress for every lift, and (with Pro) ask an AI coach to plan your week.

Do I need an Apple Watch?

No. Everything works on iPhone. With an Apple Watch you can log sets from your wrist, run the rest timer and track heart rate; the two stay in sync during a workout.

How many exercises are included?

160 strength exercises, each with the muscles it trains on a muscle map; many have illustrations. Bodyweight and timed exercises (pull-ups, dips, planks…) are built in.

Does it work with pounds?

Yes: kilograms, pounds or stones. The plate loader, records and charts all follow your unit.

Which languages does Replex support?

54 languages and regional variants, including English, Spanish, Portuguese, French, German, Italian, Japanese, Korean, Chinese, Arabic and Hebrew.

Can I use Replex offline?

Yes. Logging, plans and progress work offline. The AI Coach needs a connection.

Free and Pro

Is Replex free?

Yes. Logging, the rest timer, Live Activities, Apple Health import, 5 bodyweight plans, records and progress for your recent sessions, and 5 workouts started from Apple Watch are free.

What does Pro include?

The AI Coach, all 44 ready-made plans, your own templates, calendar scheduling with reminders, your full history with weekly, yearly and all-time views, unlimited Apple Watch workouts and every share card theme.

How can I get Pro?

As a monthly or yearly subscription, or as a one-time lifetime purchase with no recurring charges. All options and prices are shown in the app and may vary by region.

Is there a free trial?

When you're eligible, the app offers a free trial before the first charge and shows the exact date it ends. Plans and prices are shown in the app and the App Store.

How do I cancel a subscription?

From Profile › Subscription › Manage subscription in the app, or Settings › your name › Subscriptions on your iPhone. Billing, renewals and refunds are handled by Apple. A lifetime purchase never renews, so there is nothing to cancel.

What happens if my subscription ends?

You keep all your workouts and data and continue with the free features.

Apple Watch

How does logging on Apple Watch work?

Turn the Digital Crown to set weight and reps, tap LOG, and the rest countdown starts on your wrist. The set appears on your iPhone right away. You can start a workout on either device.

Is the Watch app free?

Yes, for your first 5 workouts started from the Watch. After that, the Watch asks you to start from iPhone and shows a simpler view during the workout; Pro keeps everything on the Watch unlimited.

AI Coach (Pro)

What can the Coach do?

It reads your real workouts, templates and calendar, then plans your week ("3 strength days and 2 runs at 6:30 AM"), builds or edits templates from the exercise library, reschedules sessions and answers questions about any workout or run.

Does the Coach change my plans on its own?

No. Every change is a proposal you preview. Nothing is saved to your calendar or templates until you confirm it on your iPhone.

Is my data sent to AI?

Only when you use the Coach: your message and the workout context it asks for are sent to our server and processed by OpenAI to write the reply. Conversations are kept for up to 30 days so the Coach remembers the thread, and you can clear them anytime. See the Privacy Policy.

Data and sync

How does iCloud sync work?

Workouts, templates and plans sync through your private iCloud across devices signed in to the same Apple Account.

Does Replex work with Apple Health?

Yes. Workouts can be saved to Apple Health, and runs, walks, hikes and rides from any app are imported with route maps, pace and heart-rate zones. Your body weight from Health is used to count bodyweight exercises in volume.

How do I delete my account?

Profile › Account › Delete account. It removes your account and Coach history; you can also choose to delete your workouts from this iPhone and iCloud.

Replex — Get stronger every week

The strength training tracker for iPhone and Apple Watch.

Download on the App Store