Comparison

Interval Timer vs Will Powered

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

Head to head
About

Interval Timer

This advanced interval timer supports HIIT, Tabata, and circuit training with customizable work, rest, and cooldown periods. Stay focused with voice alerts, background operation, and music integration for any fitness routine.

Highlights
  • Customizable workouts
  • Pre-set & custom intervals
  • Voice & sound alerts
  • Music integration
  • Background operation
  • Dark & light mode
Features
Read full description

Take your HIIT, Tabata, and circuit training to the next level with this advanced interval timer—your ideal companion for structured, high-intensity workouts. Whether you're an athlete, fitness enthusiast, or just getting started, this app helps you stay focused and push your limits. Key Features: Customizable Workouts – Set your work, rest, and cooldown times to suit any routine Pre-Set & Custom Intervals – Use built-in templates or create your own Voice & Sound Alerts – Stay on track without looking at your screen Music Integration – Keep your energy high with background music Dark & Light Mode – Choose the look that works best for you Background Operation – Timer continues even when using other apps Great For: HIIT and Tabata sessions Sprint and running drills Strength and circuit training Martial arts, boxing, and MMA Yoga, stretching, and meditation Includes optional paid subscriptions, which can be canceled at any time. Download now and stay in control of your training—wherever you are. Privacy Policy: https://doc-hosting.flycricket.io/interval-timer-hiit-privacy-policy/e8e356e5-c8bf-44a0-af21-1ced9ed45894/privacy Terms of Use: https://doc-hosting.flycricket.io/interval-timer-hiit-terms-of-use/02c4d0ca-29f9-47f1-a4d5-36c2b4ec4688/terms

About

Will Powered

Features
Read full description

Will Powered is a psychology-driven training companion that adapts to your whole life - not just your fitness. Meet Will, your AI coach. Tell Will your goal - stay active, run your first 5K, or train for a marathon - and Will builds a plan that flexes around real life: your sleep, stress, mood, schedule, and the sessions you actually did. WHAT WILL POWERED DOES - AI coaching - Ask Will anything, plus a daily digest and weekly review that understand your whole week, not just your mileage. - Adaptive training plans (Pro) - 5K, 10K, half marathon, marathon, and stay-active plans that adjust when life happens. - Goals & progress - follow your training, pace, and consistency with clear charts. - Connect your world - sync activities from Strava and Google Calendar (Garmin, Fitbit, and more) so Will sees the full picture. - Daily check-ins - a quick, zero-guilt log of sleep, mood, and more that helps Will coach you like a human, not a spreadsheet. - Social - follow friends, share progress, and cheer each other on. FREE & PRO Will Powered is free to use - your dashboard, your integrations, daily check-ins, social, and asking Will. Will Powered Pro is an auto-renewable subscription (monthly or annual) that unlocks structured training plans, more daily coaching from Will, and deeper insights. Prices are shown in the app before you buy. Your subscription renews automatically unless cancelled at least 24 hours before the end of the period; manage or cancel any time in your Apple ID settings. ZERO GUILT, ALWAYS Missed a session? Life happens. Will helps you pick back up - never shames you for it. Your data is yours. Connect only what you want, and disconnect any time. willpowered.club Terms of Use (EULA): https://willpowered.club/terms Privacy Policy: https://willpowered.club/privacy

Screenshots

Interval Timer4 screens
Will Powered4 screens

Verdict

The call

The clearest difference is update cadence: Will Powered at daily against Interval Timer's monthly. On price, 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

Both are free to download. Interval Timer sells 3 in-app purchases, starting at $4.99 per 7 days and Will Powered sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Interval Timer ships an update monthly, Will Powered daily. The most recent releases landed on September 28, 2026 and October 2, 2026 respectively.

Scorecard1 real difference · 9 level
Interval Timer versus Will Powered: the parameters behind the verdict, then further details
ParameterInterval TimerWill Powered
PriceFreeFree
Rating4.2 (10 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings10 — better—
Update frequencyMonthlyDaily — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhoneiPhone
Requires iOS16.0 — better16.4
Further details — not scored
Size31 MB53 MB
Age rating4+12+
DeveloperLori Nguyen4 The Music Ltd

In-app purchases

3 purchases

Interval Timer

Subscriptions3
  • Premium Timer (weekly)3 Days trial$4.997 Days
  • Premium Timer (monthly)3 Days trial$12.991 Month
  • Premium Timer (yearly)$39.991 Year
2 purchases

Will Powered

Subscriptions2
  • Will Powered Pro$9.991 Month
  • Will Powered Pro$69.991 Year

Questions

Is Interval Timer free?
Interval Timer is free to download, with in-app purchases available.
Is Will Powered free?
Will Powered is free to download, with in-app purchases available.
Do Interval Timer or Will Powered have ads?
Neither Interval Timer nor Will Powered shows ads.
Which is updated more often, Interval Timer or Will Powered?
Interval Timer ships an update monthly, and Will Powered daily. Most recently, Interval Timer was updated on September 28, 2026 and Will Powered on October 2, 2026.

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