# 4 Startups That Grew Through Word of mouth: Revenue & Founders
> Referrals and organic spread between users. 4 profitable startups that grew through Word of mouth, each with source-backed revenue, founder and business-model data.
Canonical: https://ponicorn.com/growth-channels/word-of-mouth
Startups: 4
## Startups
- [Kommodo](https://ponicorn.com/startups/kommodo.md): Screen recordings that turn themselves into written procedures. · $42k MRR (Unverified, Mar 2026)
- [Launch Fast](https://ponicorn.com/startups/launch-fast.md): Research, catalogue and ad agent for people selling on Amazon. · $30k MRR (Unverified, Jun 2026)
- [Shipper](https://ponicorn.com/startups/shipper.md): Agent that builds web apps, mobile apps and browser extensions. · $25.6k MRR (Unverified, May 2026)
- [SoundBoost.ai](https://ponicorn.com/startups/soundboost-ai.md): Master a track or split its stems by describing what you want. · $16.1k MRR (✓ Verified, Aug 2026)
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Labels: ✓ Verified = the founder stands behind this profile (claimed or self-submitted), Ponicorn read the figure from a connected payment account, or a third party read it from a public dashboard; Unverified = said in public, estimated or inferred. Every figure carries its date and source.