Comparison

Volm vs Interval Timer

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

Head to head
About

Volm

Easily log your weightlifting routines with a clean interface. Build custom workouts, track detailed stats, and analyze your progress with automated progression and rest timers. Personalize your experience with numerous themes and access your data offline.

Highlights
  • Log lifts with a clean interface
  • Build unlimited custom routines
  • Track sets, reps, weight, and time
  • Automatic rest timers
  • Automated progression support
  • Analyze training by muscle group
  • Progress graphs and statistics
Features
Read full description

Volm is a workout tracker with real programming built in. Log your lifts fast, run a structured program, and let automated progression handle your weight increases. The core is free with no ads. LOGGING - Fast logging: sets, reps, weight, time, distance, and notes for any exercise, with your previous numbers in view - Quick Log: type a workout in plain English and Volm turns it into exercises, sets, reps, and weight - Set types: mark sets as warmup, working, drop, or failure, and group supersets - Rest timers: automatic, customizable per exercise - Timed sets: count down or up, and the next timed set starts on its own after rest - Plate calculator: shows which plates to load on each side, using the plates your gym has - Exercise library: 400+ exercises with step-by-step instructions, or create your own - Exercise notes: pin form cues that show up every time you train the movement - Repeat any workout: start a new session from any logged workout, yours or a friend's PROGRAMS & PROGRESSION - Program generator: pick your goal, training days, session length, and equipment, and Volm builds a full program or a single workout - Program library: 36 programs, including 5/3/1, nSuns, GZCLP, PHUL, and Madcow 5x5, set up the way the original coach wrote them - Volm splits: Full Body, Upper Lower, PPL, Arnold, and Bro Split, with progression built in - Automated progression: set a rule once and Volm adjusts your next session based on how you performed - Progression scripting: write your own progression logic, or start from a template - Weekly schedule: plan your training days or a rhythm like two on, one off, and your next workout is always ready to start PROGRESS & ANALYTICS - Custom dashboard: build it from widgets for volume, PRs, exercise progress, muscle map, and measurements - Personal records: automatic detection the moment you beat your best - Strength levels: see where each lift stands next to your estimated 1RM - Muscle-group analysis: spot imbalances across your training - Exercise history: full stats and graphs for estimated 1RM, max weight, volume, and reps - Body measurements: weight, body fat, and custom measurements with trends - Progress photos: line them up by date and compare before and after - AI Body Scan: development, definition, and symmetry ratings, an estimated body fat, and a 12-region muscle map from your progress photos - Calendar: schedule, month, and multi-year views with your week streak SOCIAL (OPTIONAL) - Follow & feed: follow friends, see their workouts, and like and comment. Off by default, never forced - Leaderboards: see how your lifts rank against the people you follow - Public profile: share a profile page, or keep it private - Share cards: post a workout as a styled image to Instagram Stories or anywhere APPLE WATCH & iPHONE - Apple Watch: a standalone app. Start, log, and finish workouts from your wrist with rest timers and progression. Your phone can stay in the locker - Live Activity & Dynamic Island: keep your active workout on the lock screen - Home screen widgets: today's workout and your streak at a glance - Apple Health: reads your weight and body fat, saves completed workouts MORE - Free at the core: programs, scripting, social, dashboards, and the full editor are free. Volm+ adds program and workout generation, AI Quick Log, AI Body Scan, full progress history, and the Claude integration - Web app: build and edit programs on desktop at volm.app - Works offline: syncs when you're back online - Strava and Claude: post finished workouts to Strava, or plan and log workouts from a chat with Claude - Import and export: bring your history from Hevy, Strong, StrongLifts, Lyfta, or Jefit via CSV, and export your data anytime - 193 themes: personalize every screen DETAILS Website: https://www.volm.app Contact: tomdenboon@volm.app Terms of service: https://www.volm.app/terms-of-service Download Volm and focus on what matters: your training.

About

Interval Timer

This app provides a highly customizable interval timer for various workout types, including HIIT, Tabata, and circuit training. It offers clear audio cues, background operation, and workout history tracking to help users structure their exercise sessions effectively.

Highlights
  • Customizable interval timers
  • Full-screen color-coded display
  • Audio cues and alerts
  • Background operation
  • Workout history and statistics
  • Pre-set templates for routines
Features
Read full description

The ultimate interval timer for HIIT, Tabata, Circuit Training, MMA, boxing, strength workouts, cardio sessions, stretching routines, and more. Designed to be simple, powerful, and reliable—whether you’re training at home, at the gym, or outdoors. Create fully customizable timers, stay focused with clear audio cues, and keep your workouts running smoothly in the background. Perfect for athletes, trainers, and anyone who wants a seamless way to structure work and rest periods. FEATURES: - Full-screen, color-coded display for easy visibility from any distance. - Templates for HIIT, Tabata, Circuit Training and other routines. - Combine multiple interval timers for complete workout control. - Voice cues and alerts that speak interval names. - Runs in the background while you use other apps or lock your device. - Playlist and music support during your workout. - Save your custom timers as reusable templates. - Continue listening to audio guides even when the app is minimized. CUSTOMIZABLE OPTIONS: - Number of sets - Work time and rest time - High and low intensity intervals - Warm-up and cool-down durations - Pause during rest - Auto-lock control - Timer sounds and volume - Rounds, cycles, and repeat counts - First interval selection (high or low) - New set sound or vibration alerts WORKOUT HISTORY & TRACKING: Automatically save your completed workouts. View detailed statistics and progress history. Repeat previous workouts without reconfiguring anything. SUBSCRIPTIONS & IN-APP PURCHASES: The app offers optional in-app purchases and subscription plans that unlock premium features and advanced customization options. Payment is charged to your Apple ID account at the time of purchase. Subscriptions renew automatically unless auto-renew is turned off at least 24 hours before the end of the current billing period. Your account will be charged for renewal within 24 hours before the current period ends. You can manage or cancel your subscription at any time from your App Store account settings. Any unused portion of a free trial will be forfeited once a subscription is purchased. Privacy Policy: https://intervally-app.web.app/privacy.html Terms of Use: https://intervally-app.web.app/terms.html

Screenshots

Volm4 screens
Interval Timer4 screens

Verdict

The call

Volm and Interval Timer both sit at 4.6 stars, but that hides the real split: 100% of Interval Timer's written reviews are positive against 83% of Volm's. Volm's advantage is ratings volume (21 vs 3). On price, rating, update cadence and ads 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

Both are free to download. Volm sells 5 in-app purchases, starting at $9.99 per month and Interval Timer sells 5 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for Volm against 4.7 for Interval Timer. That said, the two scores are not equally well evidenced: Volm has 21 ratings behind it against 3, so its average is the more settled of the two. Written reviews are what separate them: 83% of Volm's written reviews are positive against 100% of Interval Timer's.

UpkeepUpdate frequency

Volm ships an update every 5 days, Interval Timer every 9 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
Volm versus Interval Timer: the parameters behind the verdict, then further details
ParameterVolmInterval Timer
PriceFreeFree
Rating4.6 (21 ratings)4.7 (3 ratings) — better
Positive reviews83.3% of reviews100.0% of reviews — better
Number of ratings21 — better3
Update frequencyEvery 5 days — betterEvery 9 days
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, Apple WatchiPhone, Apple Watch
Requires iOS16.4 — better17.6
Further details — not scored
Size101 MB59 MB
Age rating9+4+
DeveloperTom den BoonAVA Consult

Customer experience

Volm

All ratings21 ratings
Positive90.5%
Neutral0.0%
Negative9.5%
Written reviews12 reviews
Positive83.3%
Neutral0.0%
Negative16.7%

Interval Timer

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

5 purchases

Volm

Subscriptions4
  • Volm+7 Days trial$9.991 Month
  • Volm+$29.991 Year
  • Volm+7 Days trial$59.991 Year
Show 1 more
  • Volm+14 Days trial$69.991 Year
One-time1
  • Volm+$89.99
5 purchases

Interval Timer

Subscriptions4
  • Pro Access - Monthly$1.991 Month
  • Pro Access - Monthly3 Days trial$1.991 Month
  • Pro Access - Yearly$9.991 Year
Show 1 more
  • Pro Access - Yearly3 Days trial$9.991 Year
One-time1
  • Pro Access - Lifetime$19.99

Questions

Is Volm free?
Volm is free to download, with in-app purchases available.
Is Interval Timer free?
Interval Timer is free to download, with in-app purchases available.
Which has better reviews, Volm or Interval Timer?
Interval Timer is rated higher. Volm averages 4.6 out of 5 from 21 ratings, while Interval Timer averages 4.7 from 3 ratings.
Do Volm or Interval Timer have ads?
Neither Volm nor Interval Timer shows ads.
Which is updated more often, Volm or Interval Timer?
Volm ships an update every 5 days, and Interval Timer every 9 days. Most recently, Volm was updated on October 25, 2026 and Interval Timer on October 24, 2026.

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