Solvitude Solutions

Speech data you can trust — from first word to final dataset.

Sparrow runs multilingual voice collection projects end to end: participant onboarding, consent, recording, quality control and secure delivery.

Studio-grade capture in the browser

16 kHz PCM WAV, live level meter, silence and clipping checks before upload.

Consent-first by design

Versioned consent documents with signed, timestamped acceptance records.

Structured QC workflow

Project checklists, mandatory feedback, rework loops and a full audit trail.

Client-ready exports

ZIP with audio, manifest.json and metadata.jsonl. Pseudonymous by default.

Configurable per project

Languages, eligibility, profile fields, durations and QC criteria — no code changes.

Three focused workspaces

Recorder, QC and Admin views with permissions enforced on the server.