Comparison

Just a Tap vs 30

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

Head to head
About

Just a Tap

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Just Tap reminds you to drink enough water throughout the day as simple as possible. Just tap as often as you’ve taken sips of water. It’s that simple. Just Tap. β€’ Reminders at quarter till and/or on the hour. β€’ Set the time frame for when notifications can come. β€’ Each tap equals a sip (amount adjustable). β€’ Daily goal can be set.

About

30

Features
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30-20-10: Smarter Interval Training, Right on Your Wrist Transform your workouts with the scientifically-backed 30-20-10 interval methodβ€”also known as "Jog, Run, Sprint"β€”now tailored exclusively for Apple Watch. Whether you're a beginner or a seasoned runner, 30-20-10 helps you train more effectively by guiding you through dynamic intervals: 30 seconds jog 20 seconds run 10 seconds sprint ...repeated in sets that drive real improvements in speed, endurance, and cardiovascular health. The app takes care of everything: - Tracks each training phase automatically - Includes warm-up and recovery intervals - Offers clear haptic and visual cues for each phase - Provides an in-depth summary post-workout: - Max heart rate - Time in each phase - Distance covered - Calories burned - Custom breakdown for performance insights Why 30-20-10 Works: This method is validated by sports science (source) to improve fitness in less time, reduce injury risk, and increase training enjoyment. No iPhone needed during your workout β€” just you, your Apple Watch, and results that speak for themselves. Start training the smart way. Download 30-20-10 today.

Verdict

The call

The clearest difference is update cadence: 30 at every 6 weeks against Just a Tap's every 3 months. 30 also leads on iOS requirement (13.0 vs 26.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Just a Tap ships an update every 3 months, 30 every 6 weeks. The most recent releases landed on September 19, 2026 and September 9, 2026 respectively.

Scorecard2 real differences Β· 4 level
Just a Tap versus 30: the parameters behind the verdict, then further details
ParameterJust a Tap30
PriceFreeFree
Update frequencyEvery 3 monthsEvery 6 weeks β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, Apple WatchiPhone, iPod, Apple Watch β€” better
Requires iOS26.013.0 β€” better
Further details β€” not scored
Size2 MB3 MB
Age rating4+4+
DeveloperJohannes Fontanus CollegeAlmost Good Enough ApS

In-app purchases

None

Just a Tap

No in-app purchases

None

30

No in-app purchases

Questions

Is Just a Tap free?
Just a Tap is free to download, with no in-app purchases.
Is 30 free?
30 is free to download, with no in-app purchases.
Do Just a Tap or 30 have ads?
Neither Just a Tap nor 30 shows ads.
Which is updated more often, Just a Tap or 30?
Just a Tap ships an update every 3 months, and 30 every 6 weeks. Most recently, Just a Tap was updated on September 19, 2026 and 30 on September 9, 2026.

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