Option A
Refiner
Marketing
Customer feedback for SaaS.
Refiner is a microsurvey platform for SaaS — in-app NPS, CSAT, and PMF surveys with deep segmentation.
- Founder
- Jakob Knutzen
- Founded
- 2017
- Team
- 1-10
- Listing
- Free (nofollow)
- Listed
- May 2026
Compare
Refiner vs OneSignal
Side-by-side comparison of two indie startups from the Startup Spotlight directory.
Option B
OneSignal
Marketing
The market-leading customer engagement platform.
OneSignal provides push, in-app, email, and SMS messaging with generous free tier — widely used by indie mobile apps.
- Founded
- 2014
- Team
- 51-200
- Listing
- Free (nofollow)
- Listed
- May 2026