Comparison

SharkJR vs Interval Timer · Tabata & HIIT

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

Head to head

SharkJR

Sharkawy Junior App

Free

💪 Health & Fitness

★ 5.01 ratingsView app →

Interval Timer · Tabata & HIIT

Workout, Boxing & Exercise

Free

💪 Health & Fitness

No ratingsView app →

About

SharkJR

This app offers a personalized online fitness journey with custom nutrition plans and engaging workouts. It helps you track water intake, sleep, and more with a real-time companion.

Highlights

Customized nutrition plans
Engaging exercises
Real-time workout companion
Water intake tracking
Sleep tracking
Coffee intake tracking

Features

Read full description

Sharkawy junior app provides a seamless online training experience where you can enjoy fully customized nutrition plans with multiple options, super fun and engaging exercises, and an integrated real-time workout companion while keeping track of your daily water intake and coffee intake, sleeping amounts, and much more.

About

Interval Timer · Tabata & HIIT

Features

Read full description

Achieve your fitness goals with a timer that is ultra-simple to use. Whether it's CrossFit, boxing, or home workouts, customize your rounds, rest, and work periods in just a few taps. Stay Focused: Visual and audio cues guide you without looking at the screen. Train Your Way: Listen to your favorite music while you work out. Track Progress: View your daily streaks and full workout history. Privacy Policy: https://devcros4.github.io/TabataTimer-Site/privacy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

SharkJR4 screens

Interval Timer · Tabata & HIIT4 screens

Verdict

The call

The clearest difference is in-app purchases: SharkJR at none against Interval Timer · Tabata & HIIT's 3. SharkJR also leads on update cadence (every 9 days vs monthly) and device support (3 vs 1). On price 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 & HIIT sells 3 in-app purchases, starting at $2.99 per month. SharkJR asks for nothing beyond the download.

UpkeepUpdate frequency

SharkJR ships an update every 9 days, Interval Timer · Tabata & HIIT monthly. The most recent releases landed on October 25, 2026 and October 18, 2026 respectively.

Scorecard4 real differences · 5 level

SharkJR versus Interval Timer · Tabata & HIIT: the parameters behind the verdict, then further details
Parameter	SharkJR	Interval Timer · Tabata & HIIT
Price	Free	Free
Rating	5.0 (1 ratings) — better	—
Number of ratings	1 — better	—
Update frequency	Every 9 days — better	Monthly
Ads	No	No
In-app purchases	No — better	Yes
Monetization	Ad-supported	—
Devices	iPhone, iPad, iPod — better	iPhone
Requires iOS	15.0 — better	18.0
Further details — not scored
Size	69 MB	6 MB
Age rating	17+	4+
Developer	Mostafa Hesham	jean-baptiste delcros

In-app purchases

None

SharkJR

No in-app purchases

3 purchases

Interval Timer · Tabata & HIIT

Subscriptions1

Monthly plan7 Days trial$2.991 Month

One-time2

Lifetime Access$9.99
Lifetime Access$19.99

Questions

Is SharkJR free?

SharkJR is free to download, with no in-app purchases.

Is Interval Timer · Tabata & HIIT free?

Interval Timer · Tabata & HIIT is free to download, with in-app purchases available.

Do SharkJR or Interval Timer · Tabata & HIIT have ads?

Neither SharkJR nor Interval Timer · Tabata & HIIT shows ads.

Which is updated more often, SharkJR or Interval Timer · Tabata & HIIT?

SharkJR ships an update every 9 days, and Interval Timer · Tabata & HIIT monthly. Most recently, SharkJR was updated on October 25, 2026 and Interval Timer · Tabata & HIIT on October 18, 2026.