Comparison

SBL Groove Trainer vs Jamulus

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

Head to head
About

SBL Groove Trainer

This app is a comprehensive practice toolkit for bass players. It offers a metronome, tuner, beat trainer, and a drum looper featuring live samples from professional drummers. Enhance your bass playing skills with realistic jamming and practice tools.

Highlights
  • Metronome
  • Precision tuner
  • Beat trainer
  • Drum looper with live samples
  • Practice with real musicians
  • Jam with famous drummers
Features
Read full description

The Groove Trainer from Scott's Bass Lessons (SBL) is not just another metronome app - it’s the ultimate bass player’s practice toolkit. Play along with real musicians, jam with famous drummers like Mark Guiliana and Nate Wood, and more. It's a precision tuner, beat trainer, and metronome - and the SBL Groove Trainer is also a drum looper packed with live samples from the hottest drummers on the planet. Every time you sit down to practice, the Groove Trainer is at your side with a power pack of tools to help level up your playing, quickly and easily.

About

Jamulus

Connect with musicians worldwide for real-time, low-latency online jamming, rehearsals, and performances. Compatible with desktop versions, it enables bands, choirs, and individuals to play together seamlessly over the internet, regardless of location.

Highlights
  • Real-time online jamming
  • Low-latency sound
  • Remote rehearsals
  • Global musician connection
  • High-quality audio
  • Cross-platform compatibility
Features
Read full description

This is the official Jamulus App for iPad and iPhone compatible with Jamulus on your desktop. You should use wired headphones and a stable internet connection for good performance. For best performance, a wired audio interface and a wired internet connection or stable 5G cellular is highly recommended! Jamulus lets you play, rehearse, or jam with your friends, your band, or anyone you find online. Play together remotely in time with high quality, low-latency sound on a normal internet connection. All over the world Jamulus allows choirs to rehearse and rock bands to play. Jamulus brings folk and classical musicians together. It’s being used for remote music lessons, in schools and universities, in private and in public — all in real time on the Internet, as if you were there in person.

Screenshots

SBL Groove Trainer3 screens
Jamulus2 screens

Verdict

The call

The clearest difference is ratings volume: SBL Groove Trainer at 152 against Jamulus's 1. Jamulus's advantage is update cadence (monthly vs every 5 months) and rating (5.0 vs 4.8). On price, ads, in-app purchases and monetization model 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.

ReceptionRating · Positive reviews · Number of ratings

Jamulus holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: SBL Groove Trainer has 152 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

SBL Groove Trainer ships an update every 5 months, Jamulus monthly. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.

Scorecard4 real differences · 6 level
SBL Groove Trainer versus Jamulus: the parameters behind the verdict, then further details
ParameterSBL Groove TrainerJamulus
PriceFreeFree
Rating4.8 (152 ratings)5.0 (1 ratings) — better
Positive reviews93.6% of reviews—
Number of ratings152 — better1
Update frequencyEvery 5 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.112.0 — better
Further details — not scored
Size286 MB15 MB
Age rating4+17+
DeveloperDevine Music LimitedJonathan Chung

Customer experience

SBL Groove Trainer

All ratings152 ratings
Positive94.7%
Neutral1.3%
Negative3.9%
Written reviews110 reviews
Positive93.6%
Neutral3.6%
Negative2.7%

Jamulus

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

SBL Groove Trainer

Reported bugs

3 issues
  • Grooves not loading after iOS update
  • Drone feature not working properly
  • Drum beats not loading on certain devices

Requested features

8 requests
  • Add visual tempo display
  • Include reggae and other genre-specific beats
  • Implement count-in feature
  • Add lights to indicate each beat
  • Integrate loop recording functionality
Show 3 more
  • Support for third-party hardware like iRig
  • Implement Dynamic Island support on iOS
  • Add timer or practice session tracking

Jamulus

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

SBL Groove Trainer

No in-app purchases

None

Jamulus

No in-app purchases

Questions

Is SBL Groove Trainer free?
SBL Groove Trainer is free to download, with no in-app purchases.
Is Jamulus free?
Jamulus is free to download, with no in-app purchases.
Which has better reviews, SBL Groove Trainer or Jamulus?
Jamulus is rated higher. SBL Groove Trainer averages 4.8 out of 5 from 152 ratings, while Jamulus averages 5.0 from 1 ratings.
Do SBL Groove Trainer or Jamulus have ads?
Neither SBL Groove Trainer nor Jamulus shows ads.
Which is updated more often, SBL Groove Trainer or Jamulus?
SBL Groove Trainer ships an update every 5 months, and Jamulus monthly. Most recently, SBL Groove Trainer was updated on October 14, 2026 and Jamulus on October 16, 2026.

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