v1.0 Beta • Open for Testing

Stem & Multitrack verification for audio professionals

Deliver flawless stems every time. No more sync issues or missing audio, no more guesswork. Get early access via TestFlight.

Join TestFlight BetamacOS 13+ • Public Beta

Join 100+ audio engineers testing Stem Checker

Stem Checker Interface

Ever bounced or received stems that just aren't right?

The hidden cost of manual verification.

20+ minutes

Wasted per project

Opening a heavy DAW just to check stems eats up valuable production time

1 in 3 projects

Have hidden issues

Sync problems and misalignments slip through manual checks and damage your reputation

Hours of revisions

Due to missed errors

Manual verification is tedious, repetitive, and leaves room for costly mistakes

The Old Way

VS

The Stem Checker Way

See the difference for yourself.

Without
With
Time20+ min30 sec
ToolsHeavy DAWStem Checker
ManualCheck eachAuto detect
SyncEasy to missDetected
HandlingImport, waitDrag, drop

Built for Professional Workflows

Everything you need to verify audio with confidence.

DAW-Grade Rendering

Multi-resolution LOD system with up to 50x zoom capability.

Streaming Processing

Handles files of any size without eating up your RAM.

Batch Renaming

Smart renaming tools to clean up your stem filenames instantly.

Intelligent Analysis

Automatic detection of identical channels and sync issues.

Dropbox Integration

Import and export stems directly from your cloud storage.

Sync Playback

Sample-accurate playback of multiple stems simultaneously.

Instant Verification in Seconds

01

Drop Your Files

Drag stems directly into Stem Checker from Finder or Dropbox.

02

Automatic Analysis

Instant waveform rendering and identical channel detection runs automatically.

03

Verify & Export

Confirm alignment, check for silence, and export confident deliverables.

Start Verifying Stems Like a Pro

Join the beta program today.

Download Beta on TestFlight

Requires TestFlight on macOS 13+