Comparison

30 vs UpDown

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

Head to head
About

30

Features
Read full description

30-20-10: Smarter Interval Training, Right on Your Wrist Transform your workouts with the scientifically-backed 30-20-10 interval method—also known as "Jog, Run, Sprint"—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 — just you, your Apple Watch, and results that speak for themselves. Start training the smart way. Download 30-20-10 today.

About

UpDown

This app automatically counts your squats using your iPhone and Apple Watch's motion sensors. It helps you build a daily squat habit with goal rings, streaks, and workout summaries. Customize your tempo and receive haptic feedback for set goals.

Highlights
  • Automatic rep tracking
  • Daily squat goals and streaks
  • Apple Watch integration
  • Customizable squat tempo
  • Workout history and summaries
  • Haptic feedback for set goals
Features
Read full description

Stop counting. Start squatting. The smartest rep counter for your leg day. Focus 100% on your form and muscle engagement. UpDown uses the precision motion sensors in your iPhone and Apple Watch to count every rep for you — and now helps you turn squats into a daily habit. [NEW in 1.2] - Daily Goal Ring: Set a daily squat goal and watch the ring fill up with every rep. - Streaks: Squat every day and keep your streak alive. - Workout Summary: See your reps, time, goal progress and streak the moment you finish. - 3-2-1 Countdown: Get into position before counting begins, so setup movements aren't counted. - Hold to Stop: Stopping takes a press-and-hold, so a stray tap never ends your workout. - Test Counting: Try a few practice squats to check your sensitivity before you start. [Key Features] - Precision Counting: Automatic rep tracking via advanced motion sensors. - Apple Watch Support: Track your sets and feel haptic alerts right on your wrist. - Customizable Tempo: Choose Slow, Normal or Fast to match your squat speed, or fine-tune it yourself. - Haptic Notifications: Get a vibration alert every time you hit your set goal. - Workout History: A 30-day chart, monthly calendar, weekly and monthly stats with trends, and every session by day. - Daily Reminder: Get a reminder at the time you choose so you never skip a day. Master your squats with UpDown. Download now!

Screenshots

UpDown4 screens

Verdict

The call

The clearest difference is update cadence: 30 at every 6 weeks against UpDown's every 3 months. 30 also leads on iOS requirement (13.0 vs 17.3). 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

30 ships an update every 6 weeks, UpDown every 3 months. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.

Scorecard2 real differences · 8 level
30 versus UpDown: the parameters behind the verdict, then further details
Parameter30UpDown
PriceFreeFree
Rating—3.0 (1 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 6 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPod, Apple Watch — betteriPhone, Apple Watch
Requires iOS13.0 — better17.3
Further details — not scored
Size3 MB2 MB
Age rating4+4+
DeveloperAlmost Good Enough ApSJang Chang Hee

In-app purchases

None

30

No in-app purchases

None

UpDown

No in-app purchases

Questions

Is 30 free?
30 is free to download, with no in-app purchases.
Is UpDown free?
UpDown is free to download, with no in-app purchases.
Do 30 or UpDown have ads?
Neither 30 nor UpDown shows ads.
Which is updated more often, 30 or UpDown?
30 ships an update every 6 weeks, and UpDown every 3 months. Most recently, 30 was updated on October 12, 2026 and UpDown on October 10, 2026.

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