Comparison

1 vs Interval Workout Timer

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

Head to head
About

1

Features
Read full description

An easy-to-use timer app that eliminates the hassle of starting a timer to the absolute minimum. 【Key Features】 One-Tap Start: Just press once and the countdown for the time on the preset button starts immediately! Buttons can be freely deleted or their times edited, and the size can be adjusted to your liking with a slider. Auto Start: Turn this ON, and the countdown with your "previously set time" will start the moment you open the app next time! The ultimate hassle-free feature! Swipe & Numpad Input: For times not available on the buttons, simply tap the time display to enter them directly. Choose your preferred method: swipe or numpad! Furthermore, the entered time is automatically added as a "Recently set time" one-tap button, saving you the trouble of repeatedly entering your frequently used times! Alarm Feature: The zero-count notification visually alerts you by turning the screen red. A reliable design that automatically switches between sound and vibration depending on your device's silent mode settings.

About

Interval Workout Timer

Features
Read full description

Stop fighting your timer. Start building your workout. Block Timer is a premium, modular interval system for those who have outgrown generic fitness apps. Whether you’re an athlete, coach, gym-goer, or home-workout warrior, Block Timer gives you the power to build any routine exactly how you want it. The "Building Block" Advantage Most timers are rigidβ€”ours is flexible. Every exercise and rest period is a "Block" that you can color-code, name, and rearrange with a single swipe. No more "Set/Rest" constraints. Build complex circuits in seconds. Core Features: β€’ Quick Timer: Set and go for simple sessions. β€’ Drag & Drop Builder: The most intuitive routine editor on the App Store. β€’ Smart Voice & Haptics: Audio cues read your exercise names aloud so you can stay focused. β€’ Instant Flexibility: Tap the +15s button mid-workout to extend any block without pausing. β€’ 100% Offline & Private: Your data stays on your device. β€’ Seamless Audio: Play music or podcasts without volume ducking or interruptions. β€’ Pro Stats: Track your total volume, activity days, and workout history. Why Athletes Choose Block Timer: "Finally, a timer that respects my routine. I can build specific mobility flows and high-intensity circuits without fighting a cluttered UI." Subscription Terms: Payment will be charged to your Apple ID account at the confirmation of purchase. The subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase. Privacy Policy: https://persistent-carnation-002.notion.site/Terms-of-Service-32df21bea4988071be83d45234ba8b78?pvs=74 Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

14 screens
Interval Workout Timer4 screens

Verdict

The call

The clearest difference is in-app purchases: 1 at none against Interval Workout Timer's 3. Interval Workout Timer's advantage is ads (none vs shown) and update cadence (every 3 days vs every 2 weeks). On price 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. Interval Workout Timer sells 3 in-app purchases, starting at $2.49 per month. 1 asks for nothing beyond the download.

UpkeepUpdate frequency

1 ships an update every 2 weeks, Interval Workout Timer every 3 days. The most recent releases landed on September 23, 2026 and September 20, 2026 respectively.

Scorecard4 real differences Β· 2 level
1 versus Interval Workout Timer: the parameters behind the verdict, then further details
Parameter1Interval Workout Timer
PriceFreeFree
Update frequencyEvery 2 weeksEvery 3 days β€” better
AdsYesNo β€” better
In-app purchasesNo β€” betterYes
DevicesiPhone, iPadiPhone, iPad, iPod β€” better
Requires iOS17.015.1 β€” better
Further details β€” not scored
Size14 MB50 MB
Age rating4+4+
DeveloperSatoshi YamakawaYU HUA CHEOK

In-app purchases

None

1

No in-app purchases

3 purchases

Interval Workout Timer

Subscriptions2
  • Block Timer Pro$2.491 Month
  • Block Timer Pro7 Days trial$11.991 Year
One-time1
  • Lifetime Premium$31.99

Questions

Is 1 free?
1 is free to download, with no in-app purchases.
Is Interval Workout Timer free?
Interval Workout Timer is free to download, with in-app purchases available.
Do 1 or Interval Workout Timer have ads?
1 shows ads; Interval Workout Timer does not.
Which is updated more often, 1 or Interval Workout Timer?
1 ships an update every 2 weeks, and Interval Workout Timer every 3 days. Most recently, 1 was updated on September 23, 2026 and Interval Workout Timer on September 20, 2026.

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