2025: top 10

1. 1Google AI Studioviral score 6.2
2. 2NotebookLMviral score 5.8
3. 3OpenAIviral score 5.3
4. 4ChatGPTviral score 5.2
5. 5Microsoft Teamsviral score 4.7
6. 6Microsoft Outlookviral score 4.7
7. 7DeepSeekviral score 4.2
8. 8Microsoft Bingviral score 4.0
9. 9Canvaviral score 3.9
10. 10Microsoft Azureviral score 3.7

Source: Torii Research, Viral App Radar: 2025 (August 1, 2025). Anonymized, aggregated usage data.