Skip to content
Sign in Submit your app

Who's Calling + SPAM Guard vs ClearFax

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

Who's Calling + SPAM Guard compared with ClearFax
Detail Who's Calling + SPAM GuardClearFax logo ClearFax
What it doesAndroid call screening app that reads unknown callers live while your phone rings Send a fax from your phone with no subscription or account required
StageNot given Not given
FoundedNot given Not given
Based inAU US
Pricing modelPaid Paid
PricingOne-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. Pay per fax through the App Store or Google Play. Price depends on page count, not destination. Up to 50 pages plus a cover page included. No subscription.
Key features
  • 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
  • Scan documents with phone camera or import PDF/image
  • Receipt PDF for every fax with transmission details
  • Automatic fax number validation before payment
  • Included retry if fax fails with no extra charge
  • No account or login required
  • No hidden fees or recurring charges
What makes it different
  • 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
  • Pay per fax with no subscription or account required
  • Included retry attempts if fax transmission fails
  • Official receipt PDF with fax network records
  • Works on both iOS and Android platforms
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)12 +1 (up) since last checkNot checked yet no change since last check
Trust Flow (Majestic)70
Citation Flow (Majestic)1616
Referring domains (Majestic)62

6 details filled in for both companies.

More alternatives to Who's Calling + SPAM Guard More alternatives to ClearFax

Get help