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Developer Blog


📦 Muser Studio v1.0.26 Release Notes: Constant Frame Rate Looper App Exports
Export with Constant Frame Rate for accurate editing and better compatibility with your NLE. This update also adds internal improvements for smoother UI changes.

Jeff Ranasinghe
Nov 171 min read


📦 Muser Studio v1.0.20 Release Notes: Camera with looping audio, share via iMessage
Muser Studio v1.0.20 adds iMessage project sharing. Send and import .msarc files from chats for quick collaboration and backups. This update also improves stability and naming collisions.

Jeff Ranasinghe
Sep 92 min read


🌀 Music Video Recording app with a click track?
Looking for a video recording click track enabled app? Muser Studio goes further with camera looping with an Adaptive Metronome that can follow your first loop or a set BPM.

Jeff Ranasinghe
Aug 312 min read


🪄Quick Tip: Set Up M-Vave Chocolate for Looping Video
Pair your M-Vave Chocolate pedal with Muser Studio to control recording, looping, and resets – hands-free video looping with just a few setup steps.

Jeff Ranasinghe
Aug 162 min read


📦 Muser Studio v1.0.17 Release Notes: M-Vave Chocolate as a Video Looper
Muser Studio v1.0.17 adds support for the M-Vave Chocolate BLE MIDI pedal — giving you hands-free control for recording, looping, and resetting on the fly.

Jeff Ranasinghe
Aug 62 min read


📦 Muser Studio v1.0.16 Release Notes: Video Looper Project Files
Project sharing is here! Muser Studio v1.0.16 now lets you import and export .msarc project files, perfect for collaboration or backup. Also: smoother scrolling FTW.

Jeff Ranasinghe
Jul 212 min read


🔧 Things I Broke So You Don't Have To
A lighthearted look at the bugs we fixed so you don’t have to — from invisible crashes to footswitch mishaps. Lessons learned from building Muser Studio.

Jeff Ranasinghe
Jun 202 min read


💸 Currency crash - but not the kind you’re thinking about
Why would a price like ₩69,990 crash your app? Turns out currency formatting is a minefield. Here’s a quick dev-side rant on decimal dots, commas, symbols—and what not to trust.

Jeff Ranasinghe
Jun 152 min read


📦 Muser Studio v1.0.9 Release Notes: Interactive Timeline Indicator
Now you can scrub your performance video and see exactly where you are. Plus: improved Mandarin translation, and a Project Browser fix.

Jeff Ranasinghe
May 302 min read


🧘♂️ Zen and the Art of Music App Onboarding
If your app does something new, users won’t just figure it out.
Here’s why I built a lightweight in-app Tour Guide for Muser Studio - and what it teaches.

Jeff Ranasinghe
May 272 min read


Eminem Function crash on iPhone 13
One small floating point error on iPhone 13 broke a key drawing algorithm in Muser Studio. Here’s how I tracked it down, fixed it, and what I learned.

Jeff Ranasinghe
May 241 min read


The Mystery Hang: Debugging a Swift-C++ Interop Bug After Launch
After launching Muser Studio, I uncovered a Swift-C++ interop bug causing hangs in certain App Store regions. Here's how I fixed it.

Jeff Ranasinghe
Apr 62 min read


🌀Video Looping for iPhone - What If Video Loops Were Instruments?
Meet Muser Studio — an iOS app that lets you record video and define looping sections while you're recording. Think live audio looping, but

Jeff Ranasinghe
Apr 32 min read


Run before you can walk - aka video looper coding tangents
if you decide to enter into some mad dash you may cover a lot more ground which, albeit unstable, can give you a feel for what is to come

Jeff Ranasinghe
Sep 17, 20242 min read


Bluetooth Keyboard as Looper remote controller
You can use the humble Bluetooth keyboard as a looper pedal. Here's how.

Jeff Ranasinghe
Sep 3, 20242 min read


Persistant Loops - enabled
Recording audio was satisfying. Less satisfying was losing the recording when shutting down and restarting the app. Is it fixed? Yes....

Jeff Ranasinghe
Aug 28, 20241 min read


Remote controlled audio app on iOS
The humble page-turner, re-imagined to be a multi-function input device transforms you iPhone into a looper pedal!

Jeff Ranasinghe
Aug 21, 20241 min read


Wrote an app instead of buying batteries
I wanted to film a guitar loop and my improvised solo over the top, keeping the parts separate, yet in sync. A mixer would help with...

Jeff Ranasinghe
Aug 18, 20242 min read


Remote controlled Audio Looper UI
The mock UI has the basics: record, play, rewind and erase.
If the buffer is empty, it would make sense to have the button...

Jeff Ranasinghe
Aug 1, 20241 min read


Remote controlling iOS apps
Using Bluetooth footswitches as multi-function remote controls for iOS apps.

Jeff Ranasinghe
Jun 10, 20242 min read
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