A free fitness app called SunnyFit, created by Sunny Health & Fitness, is marking its fourth anniversary with the Year 4 Everyone Challenge & Giveaways Event happening between March 6 and March 26, 2026. This event is recognizing the app's expanding worldwide community, which now consists of nearly 500,000 users. It will feature various challenges, rewards, and prize giveaways for participants. The anniversary festivities will culminate in the Year 4 Everyone Livestream.