Comparison

GRX vs NextSet

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

GRX

Features
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100% offline. 100% private. Your data, yours forever. Your workouts do not need the internet. Your history does not need to live on a company's servers. And you do not need a subscription to keep using what is already yours. GRX is your workout planner, gym log and training journal. Build routines, record weights, sets and reps, and keep a lifetime of workout history. Pay once. Yours forever. No account. No subscription. No ads. TRAIN WITHOUT THE INTERNET At the gym, at home or wherever you are: build workouts, follow your routine, log each exercise and review your history offline. GRX works without GRX APIs, servers or an online account. Your training stays with you, on your device. PRIVACY COMES FIRST Your data belongs to you. Your workout history stays on your device without needing to be sent to GRX servers. No registration, public profile or social feed. Just you, your workouts and your progress. BUILD A ROUTINE OR LET THE ALGORITHM HELP Create your own workouts, choose exercises and organize your routine your way. Want a starting point? The built-in workout generation algorithm uses your preferences and the exercise catalog to create a routine. Everything runs in the app, without the internet or external AI services. Adjust your routine whenever you want. It is your workout. LOG EVERY SET Record weights, sets and reps for every exercise. Track what you actually did and check those numbers next time. Add notes about technique, machine settings, exercise variations and anything you want to remember for your next session. A LIFETIME OF WORKOUT HISTORY Every workout becomes part of your story. Review past sessions, see what you lifted and follow changes in your weights and reps over time. Your history stays available without monthly fees or a subscription to unlock your own records. SEE YOUR PROGRESS View your workouts and progress on your dashboard. Compare your records over time and use your history to plan what comes next. YOUR ROUTINE ON APPLE WATCH Take your routine to your wrist. View your workout plan and follow your exercises on Apple Watch as you train. ICLOUD WITH YOUR OWN ACCOUNT Use optional iCloud sync to keep your records across compatible devices through your own Apple account. It is your choice. Your workouts keep working offline, with your data on your device and no reliance on GRX servers. EXPORT YOUR DATA ANYTIME Your data is yours to take with you. With one button in settings, export your workout history, weights, sets and reps. Keep a copy, run your own analysis or use your records in other compatible apps. No permission to request. No payment to access what is yours. No lock-in to GRX. ONE PURCHASE. YOURS FOREVER. No monthly fees. No subscription. No ads. No account. No reliance on GRX APIs or servers to train. Your workouts. Your history. Your data. Offline, private and yours forever.

About

NextSet

Features
Read full description

NextSet is a simple rest timer for your sets. Tap one of your quick timers and your rest starts. You feel and hear the last seconds on your wrist or iPhone – then it’s time for your next set. ONE TAP TO REST • One or two big quick timers on the start screen (1:30 and 3:00 to begin with) • Up to 12 more timers below, each started with a single tap • Tap another timer during a rest to switch straight to it • ±15 seconds, pause and resume, or end your rest early • When the rest is over, “GO!” counts the time you’ve gone over, and “Repeat rest” starts the same rest again A COUNTDOWN YOU CAN FEEL • Signal in the last 3, 5 or 10 seconds – or turn it off • Strong haptics on iPhone, the Taptic Engine on Apple Watch • Three sounds: Beep, Chime and Digital. On iPhone they play over your music, which is briefly lowered, and even in silent mode • Mute the sounds right from the start screen MADE FOR APPLE WATCH • Big quick timers right on the start screen, more timers below • Full-screen ring with countdown, ±15 s, pause and “Repeat rest”, also on the Always On display • Keeps running with your arm down, so the countdown taps and the end signal reliably reach your wrist • Timers sync with your iPhone and can be edited on both devices ALWAYS IN VIEW • Live Activity on the Lock Screen, in the Dynamic Island and in the Smart Stack on Apple Watch • A notification when your rest is over while the app is in the background • The display stays on during a rest (optional) SIRI, SHORTCUTS & ACTION BUTTON • “Start Quick Timer”, “Start Rest Timer” with any number of seconds, and “End Rest” • Start a rest hands-free with Siri or the Action button YOUR TIMERS, YOUR WAY • Rename timers, for example “Squats” • Reorder or delete them – long-press a timer for more options • Light and dark mode, large rounded digits, Liquid Glass design PRIVATE BY DESIGN No account, no ads, no tracking. Your timers and settings stay on your devices.

Screenshots

GRX4 screens
NextSet4 screens

Verdict

The call

The clearest difference is price: NextSet at Free against GRX's $0.99. GRX's advantage is iOS requirement (16.4 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

NextSet is free to download; GRX costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences · 3 level
GRX versus NextSet: the parameters behind the verdict, then further details
ParameterGRXNextSet
Price$0.99Free — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, Apple WatchiPhone, Apple Watch
Requires iOS16.4 — better26.0
Further details — not scored
Size128 MB2 MB
Age rating+44+
DeveloperGrx Labs LtdaMario Kernich

In-app purchases

None

GRX

No in-app purchases

None

NextSet

No in-app purchases

Questions

Is GRX free?
GRX costs $0.99, with no in-app purchases.
Is NextSet free?
NextSet is free to download, with no in-app purchases.
Do GRX or NextSet have ads?
Neither GRX nor NextSet shows ads.

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