
StemGrab
LALAL.AI
Moises
Acapella Extractor
PhonicMind
Spleeter
VocalRemover.org
VOXISO
WorkProcedures
Trainual
CutList Optimizer
optiCutter
WorkshopBuddy
Cutlist Plus
Optimalon
Cutlist Evolution
StemGrab splits a song into seven separate stems โ vocals, drums, bass, guitar, piano, other, plus a mixed instrumental โ straight in the browser. No account, no watermark, no daily limit, and the free version is not a trial.
How it works. Two purpose-built models run on a dedicated GPU: one tuned for the vocal remover and karaoke mode, and one for the full seven-stem split. Output is 192 kbps MP3 plus a zip. It accepts MP3, WAV, FLAC, M4A, AAC and OGG up to 20 minutes or 2 GB. Uploads are deleted immediately after processing.
Key and tempo detection. Every upload also gets its musical key with scale, the matching Camelot code for harmonic DJ mixing, and the BPM, shown above the stems. This is read from the audio, so it is an estimate: reliable on steady-tempo studio recordings, sometimes ambiguous between a key and its relative major or minor.
What people use it for. Removing vocals from a song, pulling an acapella for a mashup or sample, making a karaoke or backing track, getting a drumless or bassless version to play along to, isolating one instrument to learn a part by ear, and getting stems for a remix or DJ edit.
Honest about the limits. Vocals, drums and bass separate cleanly on most modern mixes; guitar and piano are experimental stems and can be rougher.
Pricing. The tool is free. There is one optional purchase: a โฌ5 month pass, valid 30 days from your first track rather than from payment. It adds longer tracks, several uploads at once, uncompressed WAV, play-along mixes, slow-down and transpose practice tools, results kept for 24 hours instead of 45 minutes, priority in the queue and no ads. It is a one-off purchase, not a subscription, and it does not change the separation quality โ free and paid run the same model on the same hardware. One pass also works on the other Shinobi Tools sites.
WorkProcedures is an AI-powered SOP (Standard Operating Procedure) generator built for small-to-mid businesses that need audit-ready documentation without the usual weeks of work.
Describe any procedure in plain English โ "new-hire IT onboarding for a SaaS company" or "forklift pre-shift inspection for cold storage" โ and get a finished, structured SOP in under two minutes. Every output is grounded in a curated library of 10,000+ real industry procedures across 35+ industries, so the terminology, compliance language, and structure match what auditors, regulators, and trainers actually expect.
Who it's for: - Ops managers, quality leads, and HR teams documenting processes for the first time - Small businesses needing ISO 9001, OSHA, HIPAA, or industry-specific documentation - Franchisees and multi-site operators standardising SOPs across locations - Consultants producing fast, professional client deliverables
Key features: - Three detail levels: Standard, Comprehensive, and Enterprise (full audit-ready with compliance callouts and revision history) - PDF, Word, and Markdown export with custom branded templates - Full revision history โ roll back or compare any edit - Workflow builder to chain SOPs into end-to-end workbooks and digital handbooks - Team collaboration with role-based permissions - REST API for programmatic generation - Team plan adds compliance tracking, assignment audit trails, and custom corpus upload
Pricing: - Free: 3 SOPs on signup, no credit card - Pay-as-you-go: from ยฃ14/SOP (10-pack), 12-month validity - Professional: ยฃ49.99/mo annually or ยฃ79.99 monthly โ 50 SOPs/month, all formats - Team: ยฃ119/mo annually โ unlimited generations, compliance suite, API access
Unlike generic AI tools, every WorkProcedures SOP is grounded in real industry documentation โ the output reads like a practitioner wrote it and actually complies with the regulations it cites.
Try it free at workprocedures.com โ no credit card required.
StemGrab
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WorkProcedures's answer:
Most SOP tools are either blank-template libraries (download a Word doc, spend days editing it) or generic AI wrappers (ChatGPT with a pretty UI). WorkProcedures sits between them: a curated library of 10,000+ real industry procedures across 35+ sectors grounds every AI generation, so the output uses the terminology, compliance language, and document structure that auditors, trainers, and regulators actually expect - not generic AI boilerplate. Combined with three output detail levels (Standard, Comprehensive, and audit-ready Enterprise with compliance callouts and per-step roles), it's designed for small-to-mid businesses that need ISO 9001, OSHA, or HIPAA-grade documentation without paying for a consultant.
WorkProcedures's answer:
WorkProcedures's answer:
Operations managers, quality leads, HR teams, franchise operators, and consultants at small-to-mid businesses (roughly 10-200 employees) who need professional, audit-ready SOPs but don't have the time or budget for a consultant. Common verticals include medical and veterinary practices, hospitality operators, food safety, cleaning and janitorial services, manufacturing, engineering consultancies, and IT managed service providers. The through-line: they're typically documenting for an audit (ISO 9001, OSHA, HIPAA, state licensing) or standardising procedures across multiple locations and shifts.
WorkProcedures's answer:
WorkProcedures started from watching small-business owners spend entire weekends trying to write SOPs from scratch for basic processes - forklift inspections, new-hire onboarding, patient intake - because the free templates they found online were too generic to use without hours of rewriting. At the same time, AI tools like ChatGPT produced text that sounded plausible but didn't match what a real auditor would expect to see. The idea was to combine the speed of AI with the grounding of a real procedure library, so a small business could get a first draft that's 80% there in under two minutes, then edit the last 20% to fit their specifics, instead of starting from a blank page or a generic template. The platform launched in early 2026 after several months spent curating a library of 10,000+ real industry procedures across 35+ sectors.
WorkProcedures's answer:
WorkProcedures launched in early 2026 and we don't publicly disclose individual customer names at this stage. The current user base spans small-to-mid businesses across these industries:
WorkProcedures's answer:
I created this tool to use personally and it's grown exponentially in features, functionality and usability over the past few months. I've used it for PLC clients as well as LTD companies to create high detailed procedures as well as quick standard procedures.
LALAL.AI - The #1 vocal remover, now a full audio toolkit โ separate stems, clean up voice recordings, change and clone voices, all in one place.
Trainual - Trainual is the easiest way to build a how-to guide for your business. Document and delegate every process for every role.
Moises - Separate audio tracks using state-of-the-art AI algorithm
CutList Optimizer - A free cutlist optimizer
Acapella Extractor - Isolate vocals from any song for free
optiCutter - Online length cutting optimization software, designed to cut 1D linear material with maximal material yield and minimal waste.