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Buildside vs Radius

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Buildside compared with Radius
DetailBuildside logo BuildsideRadius logo Radius
What it doesPlatform for SaaS founders to build in public and discover startups Modern Meetup alternative for local groups, events and activities
StageStartup Not given
Founded2026 Not given
Based inNot given Not given
Pricing modelNot given Freemium
PricingNot given Free for groups up to 100 members. Pro: £12 per month per group with unlimited members. Network pricing: 50-99 groups get 5% off, 100+ groups get 10% off total invoice.
Key features
  • Public founder profiles with expertise and products
  • Product pages with pitch, screenshots, and updates
  • Beta testing management and feedback collection
  • Product roadmap and feedback organization
  • Founder matching and collaboration tools
  • Waitlist management for product launches
  • AI writing assistant for product updates
  • Analytics for profile, product, and post performance
  • City-level founder map for local community discovery
  • Direct messaging and private collaborations
  • Create and publish events with RSVP limits and waiting list
  • Recurring events: weekly, fortnightly, or monthly schedules
  • Guest RSVPs without account creation
  • Export member and attendee data to CSV or ZIP
  • Events API for programmatic event creation
  • Activity feed and members map discovery
  • Post one-off activities: coffee, rides, walks
  • Flexible privacy: public events or limited to followers
  • Private groups for members only
  • Calendar subscriptions (.ics) and embeddable event widget
What makes it different
  • Built specifically for SaaS founders and bootstrapped products building in public
  • Combines founder networking with product discovery and progress sharing
  • Focus on the actual building process rather than finished products only
  • Founder-created content and editorial resources
  • No ads, no algorithms, no data selling
  • Free for groups up to 100 members
  • Location-centric: connect by real place, not just online
  • Simple setup: 60 seconds to start a group
  • Built by a frustrated engineer as response to lack of affordable community options
Community votes00
DR (Domain Rating by Ahrefs)39 +3 (up) since last check16 no change since last check
Trust Flow (Majestic)86
Citation Flow (Majestic)3136
Referring domains (Majestic)79256

3 details filled in for both companies.

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