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Kapsula vs Who's Calling + SPAM Guard

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

Kapsula compared with Who's Calling + SPAM Guard
Detail Kapsula Who's Calling + SPAM Guard
What it doesRun AI-made HTML, JavaScript or TypeScript tools on Android and iPhone Android call screening app that reads unknown callers live while your phone rings
StageNot given Not given
FoundedNot given Not given
Based inNot given AU
Pricing modelFreemium Paid
PricingFree demo included. Kapsula Pro: 7-day free trial, then monthly subscription or one-time lifetime purchase. Prices shown in app. One-time purchase per country with minute-based pricing shown in local currency on Google Play. 10-minute free trial in US, Canada, Puerto Rico, Australia, Chile, Israel, Mexico; small one-off fee elsewhere. Top-up minute packs available.
Key features
  • Run single HTML, JavaScript or TypeScript file
  • Edit code while keeping project data
  • OS notifications that fire when app is closed
  • Per-project local storage
  • Copy code errors for AI assistant
  • Sound and vibration control
  • Sandboxed execution
  • No account or cloud required
  • Works on Android and iOS
  • Live transcripts of unknown callers while phone rings
  • Real-time cross-language translation in 56 languages
  • Spam risk scoring and global spam database
  • AI assistant answers calls and identifies callers
  • Custom business greeting for incoming calls
  • Dual SIM support with independent settings
  • Call screen customization with 144 design options
  • On-device translation with no data upload
What makes it different
  • Alarms actually fire even when app is closed, not just JavaScript timers
  • No server, sign-up or account needed
  • State persists across app updates
  • Direct AI code execution without build process
  • Complete privacy with no data sharing or ads
  • Works on any Android phone including Samsung, Motorola, Oppo, Pixel
  • Real-time multilingual transcription and translation
  • Conditional call forwarding preserves normal calling patterns
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last check11 +7 (up) since last check
Trust Flow (Majestic)07
Citation Flow (Majestic)2316
Referring domains (Majestic)76

5 details filled in for both companies.

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