Appworthy

Rumbo Fitness

Home Workout For HIIT & Cardio

WEI JEN CHEN
Download on theApp Store
App Store rating4.8★61 ratings
PriceFreeIn-app $0.99–$39.99
Age4+Store age rating
Size180 MBiPhone download
CategoryHealth & Fitness
DeveloperWEI JEN CHEN

What we found

Full report

Too little checked to say Store information only. We haven’t analysed this app or read its reviews yet.

Money

  • Free to download · in-app purchases $0.99–$39.99 (3 listed). Monthly plan $0.99 (about $12 a year); yearly plan $8.99. The other purchases’ names don’t say how often they bill.
  • If you subscribe through the store, cancel in iPhone Settings → your name → Subscriptions. Deleting the app doesn’t cancel a subscription.

Not yet tested.

The store currently lists version 1.5.0, updated 2026-01-13.

Preview

Screenshot 1Screenshot 2Screenshot 3Screenshot 4Screenshot 5Screenshot 6Screenshot 7Screenshot 8

Store screenshots supplied by the developer.

About this app

HIIT! SLOW JOGGING! JUMP ROPE!

Rumbo, your fluffy fitness friend here to bark some fun into your workout routine!

Get those paws moving towards a healthier, happier you? Let's do this together!

- Meet Rumbo, your adorable workout buddy! Rumbo's here to guide you through some basic fitness routines. With Rumbo by your side, staying fit a breeze in your everyday life. We have crafted over 30 fun workout animations for you to enjoy!

- Wanna mix up your workouts or HIIT? We've got you covered! Our interface lets you easily drag, drop, and customize your own fitness workout set. Want to throw in some jumping jacks, lunges, and burpees? Go for it!

- Sync your workout stats with Apple Health, keep track across all your devices with iCloud, and jam out to your favorite tunes from Apple Music or Spotify while you sweat it out.…

From the developer’s store description.

For developers and the curious

The full report

The evidence, sources, measurements and versions behind every label above.

Findings and evidence

Not yet tested
Not yet tested. No analysis has been published for this app. A missing label is not a clean bill of health.

What reviewers report

No review coverage

No review analysis published for this app.

Measurements

3 measured · 5 not assessed

“Not assessed” means we could not measure it. It is never a zero and never a pass.

From store data and reviews

Developer replies to reviews
Not assessed
Fewer than 50 reviews scanned — too few to state a rate
Price in the store description
The store description doesn’t list prices (most don’t)
Cancelling, in the store description
The store description doesn’t say how to cancel (most don’t)
Themes reported by reviewers
Not assessed
This app's reviews have not been assessed yet
Five-star share of ratings
80–89% five-star
Arithmetic on the stores' own published rating counts. It says nothing about why the ratings fall where they do.

In the app package we scanned

No package has been scanned for this app, so nothing is published about what it ships. That is an absence of evidence, not a finding.

Sensitive permissions
Not assessed
No package has been scanned for this app
Analytics or tracking SDKs in the scanned package
Not assessed
No package has been scanned for this app
Advertising SDKs in the scanned package
Not assessed
No package has been scanned for this app
How we know

Supporting measurements: not a complete list of possible harms or positives. Measurement vocabulary 1.4 · how these are measured

Versions and dates analysed

Not yet tested

Not yet tested. No analysis has been run for this app, so there is no version or date to report.

Store update history

Each store’s release notes, as the developer wrote them. They are the developer’s words, not ours.

App Store

Version 1.5.0 · 2026-01-13
What’s New: Rumbo’s Coach Just Got an Upgrade! Rumbo’s mentor is now smarter than ever! We’ve upgraded Rumbo’s Coach with a brand-new AI Assistant that takes the guesswork out of your fitness routine. Whether you're craving a midnight HIIT session or a sunrise slow jog, the Coach’s new AI brain can instantly generate a personalized daily workout tailored to your goals and energy levels at any time. Just let the his coach handle the planning, follow Rumbo’s lead, and get ready for that celebratory high-five at the finish line. Update now and experience the smartest version of Rumbo yet!

Assessment record

Status
Not yet tested
App identifier
rumbo-fitness
Sources used
None recorded
Reviews read
None recorded
Package examined
No package scan
Human inspection
Not completed
How we know
Measurement vocabulary
1.4

Store facts

App Store

What the stores publish. Store ratings are the stores’ numbers, not Appworthy’s, and are never averaged across stores.

App Store

Store rating
4.79 ★ · 61 ratings
Version
1.5.0
Updated
13 Jan 2026
Price
Free · In-app purchases
Age rating
4+
Size
180 MB
Open in App Store
Developer
WEI JEN CHEN
Category
Health & Fitness
Listing price
Free · In-app purchases

Purchases the store lists

 What this app sells

From the store listing. Billing terms are read from each purchase’s name — the stores don’t publish them — so treat them as a strong hint, not a disclosure.

Subscriptions3
Monthly VIPMonthly$0.99
VIP YearlyYearly$8.99
VIP Life TimeTerm not stated$39.99

Method and limits

What this report can and cannot show

What a missing label means

Not yet tested. No analysis has been published for this app, so there is no method to describe for it yet. A missing label is not a clean bill of health: it means nothing has been read, not that nothing is wrong.

Limits of this report

  • A package scan is static. It identifies code and text in one Android build. It does not measure a live ad session, test a deletion request, or count the steps needed to cancel.
  • Reviews keep their sample. A review-only charge shows distinct reviewers, the share and the sample size, and is published only once it clears that label’s published threshold. Calibration labels are machine-drafted and not yet confirmed by a person.
  • Not assessed is a state. It is never a zero and never a pass.
  • A missing label is not a clean bill of health. It means the evidence did not support one, not that the app is problem-free.
Not yet human-reviewed. A human review gives an app hands-on, recorded measurements. None has been run for this app. Hands-on inspections are not yet open.
Review thresholds Read the methodology For developers

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