Comparison

Noraxon Biofeedback vs GrafSets

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

Head to head
About

Noraxon Biofeedback

Features
Read full description

Noraxon Biofeedback App brings real-time EMG biofeedback to clinical practice. Designed for use with Noraxon’s Ultium or Core EMG sensors, which connect wirelessly to a phone or tablet via Bluetooth, the app makes it simple to capture and visualize muscle activity during training and rehabilitation. Key Features: * Instant wireless setup – connect Noraxon’s Ultium or Core EMG sensors via Bluetooth and begin measuring muscle activity immediately. * Real-time EMG visualization – display activation and relaxation patterns to guide training and rehabilitation sessions. * Objective reporting – create clear, data-driven reports for rehabilitation progress, therapy planning, and performance tracking. * Streamlined clinical workflow – intuitive interface reduces setup time and helps clinicians focus on effective treatment. * Versatile use cases – supports rehabilitation, physical therapy, neurorehab, occupational therapy, and performance training. * Built for clinicians – professional-grade EMG biofeedback tool designed for therapy, research, and clinical practice. Trusted by clinicians worldwide, Ultium Biofeedback transforms EMG into a practical tool for rehabilitation, therapy, and performance applications.

About

GrafSets

Features
Read full description

GrafSets is a set counter and rest timer for iPhone and Apple Watch. Count sets and reps, time your rest between sets, and log weight without breaking your workout flow. Free to use, no sign-up, no ads. HOW IT WORKS β€’ Start a free workout or one of your routines β€’ Build routines faster: pick exercises from a list with search, favorites and recents, or create your own β€’ Count sets and track rest between sets with an automatic timer β€’ Log reps and weight during rest with a quick keypad β€’ Start on iPhone or Apple Watch and keep your phone in your pocket β€’ See last time's weight and reps for each exercise β€’ Do timed sets, like planks, with an alert at the target β€’ When you finish, see time, sets, calories and your workout log SHARE YOUR WORKOUT Create a vertical summary card and share it to your Stories or anywhere you like. FREE PLAN β€’ Unlimited free workouts β€’ Up to 3 routines β€’ Last 7 days of history GRAFSETS PRO β€’ Unlimited routines β€’ Full workout history Monthly or yearly subscription. The yearly plan includes a 7-day free trial. If you bought lifetime access before, you keep Pro with no subscription needed. Payment is charged to your Apple ID. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel anytime in your App Store account settings. HEALTH With your permission, GrafSets writes your strength workout and active energy to Apple Health. Heart rate on Apple Watch only. Saving to Health does not delay your summary. PRIVACY Routines, logs and sessions stay on your device. Terms of Use (EULA): https://gymcounter.graflogic.dev/terms Privacy Policy: https://gymcounter.graflogic.dev/privacy

Screenshots

Noraxon Biofeedback4 screens
GrafSets4 screens

Verdict

The call

The clearest difference is in-app purchases: Noraxon Biofeedback at none against GrafSets's 3. Noraxon Biofeedback also leads on iOS requirement (15.0 vs 17.0). GrafSets's advantage is update cadence (every 2 days vs every 3 months). On price, ads and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. GrafSets sells 3 in-app purchases, starting at $2.99 per month. Noraxon Biofeedback asks for nothing beyond the download.

UpkeepUpdate frequency

Noraxon Biofeedback ships an update every 3 months, GrafSets every 2 days. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.

Scorecard3 real differences Β· 3 level
Noraxon Biofeedback versus GrafSets: the parameters behind the verdict, then further details
ParameterNoraxon BiofeedbackGrafSets
PriceFreeFree
Update frequencyEvery 3 monthsEvery 2 days β€” better
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhone, iPad, iPod β€” betteriPhone, Apple Watch
Requires iOS15.0 β€” better17.0
Further details β€” not scored
Size39 MB8 MB
Age rating17+4+
DeveloperNoraxonGuilherme Mazzei Graf

In-app purchases

None

Noraxon Biofeedback

No in-app purchases

3 purchases

GrafSets

Subscriptions2
  • GrafSets Pro Monthly$2.991 Month
  • GrafSets Pro Yearly7 Days trial$19.991 Year
One-time1
  • GrafSets Pro Lifetime (Launch)$3.99

Questions

Is Noraxon Biofeedback free?
Noraxon Biofeedback is free to download, with no in-app purchases.
Is GrafSets free?
GrafSets is free to download, with in-app purchases available.
Do Noraxon Biofeedback or GrafSets have ads?
Neither Noraxon Biofeedback nor GrafSets shows ads.
Which is updated more often, Noraxon Biofeedback or GrafSets?
Noraxon Biofeedback ships an update every 3 months, and GrafSets every 2 days. Most recently, Noraxon Biofeedback was updated on October 13, 2026 and GrafSets on October 24, 2026.

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