2nd Free Practice
vendredi 30 avril 2021, 11h15 GMT – 11h55 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Gabriel Rodrigo | Indonesian Racing Gresini Moto3 | 1′ 45.651″ |
| 2 | Niccolò Antonelli | Avintia Esponsorama Moto3 | + 0.256″ |
| 3 | Romano Fenati | Sterilgarda Max Racing Team | + 0.409″ |
| 4 | Jason Dupasquier | CarXpert PrüstlGP | + 0.421″ |
| 5 | Darryn Binder | Petronas Sprinta Racing | + 0.537″ |
| 6 | Ryusei Yamanaka | CarXpert PrüstlGP | + 0.575″ |
| 7 | Andrea Migno | Rivacold Snipers Team | + 0.767″ |
| 8 | Pedro Acosta | Red Bull KTM Ajo | + 0.8″ |
| 9 | Deniz Öncü | Red Bull KTM Tech Moto3 | + 0.813″ |
| 10 | Jaume Masià | Red Bull KTM Ajo | + 0.846″ |
| 11 | Ayumu Sasaki | Red Bull KTM Tech Moto3 | + 0.876″ |
| 12 | Filip Salac | Rivacold Snipers Team | + 0.947″ |
| 13 | Jeremy Alcoba | Indonesian Racing Gresini Moto3 | + 0.949″ |
| 14 | Tatsuki Suzuki | SIC58 Squadra Corse | + 0.949″ |
| 15 | Stefano Nepa | BOE Owlride | + 0.97″ |
| 16 | John McPhee | Petronas Sprinta Racing | + 1.023″ |
| 17 | Izan Guevara | SANTANDER Consumer GASGAS | + 1.045″ |
| 18 | Sergio García | SANTANDER Consumer GASGAS | + 1.114″ |
| 19 | Xavier Artigas | Leopard Racing | + 1.132″ |
| 20 | Adrián Fernández | Sterilgarda Max Racing Team | + 1.205″ |
| 21 | Yuki Kunii | Honda Team Asia | + 1.306″ |
| 22 | Dennis Foggia | Leopard Racing | + 1.312″ |
| 23 | Maximilian Kofler | CIP - Green Power | + 1.493″ |
| 24 | Kaito Toba | CIP - Green Power | + 1.842″ |
| 25 | Lorenzo Fellon | SIC58 Squadra Corse | + 1.917″ |
| 26 | Riccardo Rossi | BOE Owlride | + 2.364″ |
| 27 | Andi Farid Izdihar | Honda Team Asia | + 2.471″ |
| 28 | Carlos Tatay | Avintia Esponsorama Moto3 | + 2.715″ |