Comparison

Interval Timer & Tabata Timer vs Lock in

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

Head to head
About

Interval Timer & Tabata Timer

Structure your workouts with custom exercise and rest intervals. This app supports various training types like HIIT, cardio, and strength training, offering audio and visual cues to keep you focused. It's designed for all fitness levels to make training more efficient.

Highlights
  • Customizable exercise and rest intervals
  • Supports HIIT, cardio, strength training, yoga
  • Audio and visual interval alerts
  • Ready-made workout presets
  • Clear display of current interval and remaining time
  • Suitable for beginners and advanced users
Features
Read full description

Interval Timer Workout App is a simple and effective tool designed to help you structure your workouts and train with confidence. Whether you’re doing HIIT, cardio, strength training, yoga, or circuit workouts, this app lets you create perfectly timed exercise and rest intervals that match your fitness goals. Easily customize your workout sessions by setting the number of rounds, exercise duration, rest time, and workout type. For quick starts, the app also offers ready-made workout presets, allowing you to begin training without setup. During your workout, the app clearly displays the current interval and remaining time, helping you stay focused and motivated. Audio alerts and visual signals notify you when it’s time to switch exercises or rest, so you can train hands-free without checking the screen. Designed for beginners and advanced users alike, the Interval Timer Workout App helps you stay consistent, organized, and in control of your fitness routine—making every workout more efficient and goal-driven. In app purchase included : Lifetime Premium Privacy policy : https://chatlyst.in/privacy.html Terms and condition : https://chatlyst.in/tcondition.html

About

Lock in

Easily track your daily habits and progress towards your goals. Define custom habits, monitor your history, and stay motivated with inspiring content. Achieve maximum focus and build discipline.

Highlights
  • Track daily habits
  • Define custom habits
  • Monitor season history
  • Focus timer with Live Activity
  • Inspiring self-improvement topics
  • Progress visualization
Features
Read full description

Get the best out of your Lock-In Seasons with this super easy-to-use Tracking App [Habit tracker], designed for Maximum Focus. Define your Plan and get started right-away with tracking your 4 core habits every day and see your progress in the Heat-Maps! Define custom habits and improve yourself by finding helpful topics! With [Habit tracker], you can: - Track your habits, super-quick - Add any new habits, by choosing a name, color, a Symbol and a time goal - Accomplish your 4 core habits every day (or at least 3 to complete the day!) - Track your history of Lock-In seasons - Track your running Habit with a focus timer (including Live Activity) - Read inspiring Topics about self-improvement Lock yourself in to come back stronger. Learn discipline in a world led by cancel-culture. A paid subscription is required to use the app. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Interval Timer & Tabata Timer4 screens
Lock in4 screens

Verdict

The call

Interval Timer & Tabata Timer and Lock in both sit at 1.0 stars, but that hides the real split: 100% of Interval Timer & Tabata Timer's written reviews are positive against 0% of Lock in's. Interval Timer & Tabata Timer also leads on monetization model (free with in-app purchases vs subscription) and device support (3 vs 1). Lock in's advantage is update cadence (every 2 months vs every 5 months). On price, rating, ratings volume 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. Interval Timer & Tabata Timer sells 1 one-off in-app purchase and Lock in sells 3 in-app purchases, starting at $4.99 per 7 days. 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 — 1.0 for Interval Timer & Tabata Timer against 1.0 for Lock in. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 100% of Interval Timer & Tabata Timer's written reviews are positive against 0% of Lock in's.

UpkeepUpdate frequency

Interval Timer & Tabata Timer ships an update every 5 months, Lock in every 2 months. The most recent releases landed on June 7, 2026 and August 13, 2026 respectively.

Scorecard5 real differences · 5 level
Interval Timer & Tabata Timer versus Lock in: the parameters behind the verdict, then further details
ParameterInterval Timer & Tabata TimerLock in
PriceFreeFree
Rating1.0 (1 ratings)1.0 (1 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings11
Update frequencyEvery 5 monthsEvery 2 months — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better16.6
Further details — not scored
Size55 MB34 MB
Age rating4+4+
DeveloperKantaben GorasiyaJoel Bialluch

Customer experience

Interval Timer & Tabata Timer

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Lock in

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

1 purchases

Interval Timer & Tabata Timer

One-time1
  • Lifetime$7.99
3 purchases

Lock in

Subscriptions3
  • Weekly Premium3 Days trial$4.997 Days
  • Annual Premium$24.991 Year
  • Annual Premium$29.991 Year

Questions

Is Interval Timer & Tabata Timer free?
Interval Timer & Tabata Timer is free to download, with in-app purchases available.
Is Lock in free?
Lock in is free to download, with in-app purchases available.
Which has better reviews, Interval Timer & Tabata Timer or Lock in?
Interval Timer & Tabata Timer and Lock in are both rated 1.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do Interval Timer & Tabata Timer or Lock in have ads?
Neither Interval Timer & Tabata Timer nor Lock in shows ads.
Which is updated more often, Interval Timer & Tabata Timer or Lock in?
Interval Timer & Tabata Timer ships an update every 5 months, and Lock in every 2 months. Most recently, Interval Timer & Tabata Timer was updated on June 7, 2026 and Lock in on August 13, 2026.

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