Comparison

DuckBell vs Super Sloper

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

Head to head
About

DuckBell

Features
Read full description

DuckBell is a tool to track exercise

About

Super Sloper

This app is designed for tracking incline treadmill workouts, logging detailed metrics like grade, speed, and heart rate. It supports indoor hill training, hiking preparation, and low-impact cardio with Apple Watch integration for enhanced monitoring. Analyze your progress over time with detailed charts and summaries.

Highlights
  • Incline, speed, distance, duration, and elevation tracking
  • Structured workout segments and custom presets
  • Apple Watch control and heart-rate monitoring
  • Workout analysis with charts and metrics
  • Progress tracking with streaks and activity grid
  • Local data storage, no account required
Features
Read full description

Super Sloper is a slope-first tracker for incline treadmill workouts with Apple Watch. Log grade, speed, time, distance, elevation gain, and heart-rate context in one focused workout flow. Use it for indoor hill training, hiking preparation, low-impact cardio, and repeatable incline walking sessions. KEY FEATURES Incline Workout Tracking • Track incline, speed, distance, duration, and elevation gain • Log structured segments for repeatable treadmill sessions • Use custom incline and speed presets for quick input • Add notes to remember how each session felt Apple Watch + Apple Health • Control and monitor workouts from Apple Watch with Premium • View heart-rate data where Apple Health permission is available • Review calories, effort, and training load metrics Workout Analysis • Compare repeated incline and speed segments • Review heart-rate charts, workload, and training phases • See MET-based workout volume and TRIMP-based load estimates Progress Over Time • Track weekly workouts, duration, distance, and elevation • Build consistency with streaks and a year activity grid • Share workout summaries when you want to show your climb Privacy And Access • No account required • Workout data and preferences are stored locally according to the current privacy policy • Available in English and Simplified Chinese SUBSCRIPTION INFORMATION Super Sloper offers optional premium subscriptions that unlock Apple Watch integration and heart-rate tracking features. • Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current period • Payment will be charged to your Apple ID account • You can manage and cancel your subscriptions in your Account Settings on the App Store Privacy Policy: https://supersloper.netlify.app/privacy.html Terms of Use: https://supersloper.netlify.app/terms.html

Screenshots

DuckBell4 screens
Super Sloper4 screens

Verdict

The call

The clearest difference is in-app purchases: DuckBell at none against Super Sloper's 3. DuckBell also leads on iOS requirement (14.1 vs 18.0). On price, update cadence, ads 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. Super Sloper sells 3 in-app purchases, starting at $3.99 per month. DuckBell asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

Scorecard2 real differences · 7 level
DuckBell versus Super Sloper: the parameters behind the verdict, then further details
ParameterDuckBellSuper Sloper
PriceFreeFree
Rating—5.0 (3 ratings) — better
Number of ratings—3 — better
Update frequencyEvery 4 daysEvery 4 days
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPodiPhone, Apple Watch
Requires iOS14.1 — better18.0
Further details — not scored
Size27 MB30 MB
Age rating4+4+
DeveloperShanghai Cinnamon Roll Tech Ltd.Yan Zhang

In-app purchases

None

DuckBell

No in-app purchases

3 purchases

Super Sloper

Subscriptions3
  • Monthly Premium1 Month trial$3.991 Month
  • Quarterly Premium1 Month trial$9.993 Months
  • Yearly Premium1 Month trial$34.991 Year

Questions

Is DuckBell free?
DuckBell is free to download, with no in-app purchases.
Is Super Sloper free?
Super Sloper is free to download, with in-app purchases available.
Do DuckBell or Super Sloper have ads?
Neither DuckBell nor Super Sloper shows ads.
Which is updated more often, DuckBell or Super Sloper?
DuckBell ships an update every 4 days, and Super Sloper every 4 days. Most recently, DuckBell was updated on October 15, 2026 and Super Sloper on October 10, 2026.

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