On Hard your towers cost more than normal, the Bloons move faster and you have 100 lives only. Beating round 85 in hard difficulty awards you a gold medal for that track.
| Game | Time | WPM | Accuracy |
|---|---|---|---|
| 1484 | 2019-06-01 17:12:29 | 68.53 | 98% |
| 868 | 2019-04-24 08:22:35 | 65.09 | 98% |