Comparison

Step Tracker vs Bubbles

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

Head to head
About

Step Tracker

Hatch and care for a virtual penguin by tracking your daily steps. Build healthy habits with gentle motivation and progress tracking, turning your walks into a fun, rewarding experience.

Highlights
  • Hatch and name a virtual penguin
  • Track daily steps to keep penguin alive
  • Set and monitor step goals
  • View step insights and trends
  • Home screen widget for motivation
  • Progress over perfection philosophy
Features
Read full description

Hatch a penguin. Walk to keep it alive. Build better habits, one step at a time. Penguin Waddle is a unique step tracker that turns your daily walks into a fun and motivating experience. Your mission? Take care of your virtual penguin by walking in real life. How it works: - Hatch your penguin and name it - Walk every day to keep it happy and healthy - Set your own step goals and track progress - View beautiful step insights and trends - Stay motivated with a home screen widget Even if you don’t hit your goals every day, your penguin supports progress over perfection. Why you’ll love it: - Fun habit-building for all fitness levels - Gentle accountability without pressure - Great for daily motivation and walking more Ready to start a healthier, more active routine? Download Penguin Waddle and take your first step today. Terms of use: https://blackbearlabs.ai/terms-of-use

About

Bubbles

Features
Read full description

What if your steps kept a tiny fish alive? Bubbles is a pet fish powered by your real walks. Every step feeds it, cheers it up, and unlocks new worlds. Bubbles isn't just an app. It's a tiny companion who needs you. Every step you take in the real world powers Bubbles, keeps the water glowing, and helps your fish thrive. Move more, and Bubbles lights up. Slow down, and Bubbles will miss you. Caring for Bubbles is simple and joyful: - Feed your fish fresh food every day - Keep the water crystal clear to swim in - Watch Bubbles react to your real-world movement - Build a caring streak you'll want to protect - Earn achievements as your bond grows - Unlock beautiful new worlds to explore together Bubbles turns walking into something you actually look forward to. No pressure, no guilt, no complicated charts. Just a sweet little fish who's happier every time you move. Your steps come from Apple Health and stay private. Meet your pet fish worth walking for. Terms of Use (EULA): https://bubbles.fit/legal/terms Privacy Policy: https://bubbles.fit/legal/privacy

Screenshots

Step Tracker4 screens
Bubbles4 screens

Verdict

The call

The clearest difference is iOS requirement: Step Tracker at 15.1 against Bubbles's 18.0. On price, update cadence, ads and in-app purchases 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. Step Tracker sells 3 in-app purchases, starting at $2.99 per month and Bubbles sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Step Tracker ships an update every 5 days, Bubbles every 8 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

Scorecard1 real difference Β· 7 level
Step Tracker versus Bubbles: the parameters behind the verdict, then further details
ParameterStep TrackerBubbles
PriceFreeFree
Positive reviews100.0% of reviewsβ€”
Update frequencyEvery 5 days β€” betterEvery 8 days
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumβ€”
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.1 β€” better18.0
Further details β€” not scored
Size47 MB24 MB
Age rating4+12+
DeveloperRik Lydia L Van KerckhovenSunil PM

In-app purchases

3 purchases

Step Tracker

Subscriptions3
  • Penguin Waddle Pro - Monthly$2.991 Month
  • Penguin Waddle Pro - Annual$24.991 Year
  • Penguin Waddle Pro - Yearly$29.991 Year
2 purchases

Bubbles

Subscriptions2
  • Monthly Premium3 Days trial$4.991 Month
  • Yearly Premium3 Days trial$29.991 Year

Questions

Is Step Tracker free?
Step Tracker is free to download, with in-app purchases available.
Is Bubbles free?
Bubbles is free to download, with in-app purchases available.
Do Step Tracker or Bubbles have ads?
Neither Step Tracker nor Bubbles shows ads.
Which is updated more often, Step Tracker or Bubbles?
Step Tracker ships an update every 5 days, and Bubbles every 8 days. Most recently, Step Tracker was updated on October 30, 2026 and Bubbles on October 28, 2026.

Other comparisons