Skip to content
Sign in Submit your app

Protect My Phone 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.

Protect My Phone compared with Who's Calling + SPAM Guard
Detail Protect My Phone Who's Calling + SPAM Guard
What it doesOpen-source Android app for locating and controlling phones you own via SMS 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 modelOpen source Paid
PricingNot given 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
  • SMS-based device pairing with QR-assisted fingerprint verification
  • Real-time location tracking with timestamps
  • Device status monitoring including battery and network
  • Movement update notifications at selected intervals
  • Remote sound alert to find phone
  • Optional Device Admin remote screen locking
  • Custom lock-screen owner text with Device Owner provisioning
  • No account or command server required
  • Owner-approved consent model for all 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
What makes it different
  • Open source with public source code for transparency and community contributions
  • No account or central command server; all communication via SMS
  • Explicit dual-owner consent required for all pairings and features
  • Works offline with only SMS and carrier dependency
  • 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)916
Referring domains (Majestic)46

4 details filled in for both companies.

More alternatives to Protect My Phone More alternatives to Who's Calling + SPAM Guard

Get help