| Shape |
One app, six Investigate tiles |
Suite of apps (Original, SLS, VOX, Seer, EVP, Lens, etc.) |
| Platforms |
iOS 17+ and Android |
iOS and Android |
| Core free |
EMF, Classic EVP, Classic Scan; Torch, Knock, Verify, Details |
Core functionality free in apps; premium locked |
| Paid model |
Pro $9.99 one-time (48h full Pro trial, then buy) |
Subscriptions. The U.S. App Store listing checked Nov 2, 2026 shows $2.99 a month, $11.99 a year, and a bundle at $49.99. Confirm the price in the store before you buy. |
| Account / cloud |
No account, no ads. On-device until export |
Community / online features and some tools may need account or IAP |
| Team |
Team PTT offline Multipeer radio (Pro) |
Not positioned the same way; strength is multi-app + community |
| Spirit / word tools |
Spirit Speak (hears spoken questions, then answers) + Spirit Box, Music Box |
Dictionary / environment-to-words (e.g. Original); VOX spirit-box style |
| SLS |
SLS tile (Pro): ARKit stick-figure tracking of human-shaped forms, plus session video of that view |
GhostTube SLS (LiDAR / depth on compatible devices) |
| EMF |
EMF tile (free): magnetometer meter with DMP-style green-to-red LED lights for walking the room |
Magnetometer / magnetic field tools in Original and related apps |
| EVP |
Classic EVP + review/spectrogram workflow |
Dedicated GhostTube EVP app + spectrum tools in Original |