| Strongwall | Most Free AI Tools | |
|---|---|---|
| Pricing | Paid subscription | Free |
| Primary incentive | User trust | Advertising & data |
| Conversation retention | No long-term retention | Often retained |
| Training on user input | No | Often yes |
| User profiling | No | Common |
| Advertising inside product | None | Common |
| Data resale | Not possible | Often permitted |
| Tracking inside product | No | Common |