Yes, both Popwork and Lattice offer a Free Trial.
Popwork is designed for Medium Business and Small Business.
Lattice is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Lattice begins at $9/User/Month, while pricing details for Popwork are unavailable.
Some top alternatives to Popwork includes Lattice, 15Five, Synergita, Kallidus Perform, Steer, 10xPerformance, Teamflect, Performly, Appreiz, Leapsome, Teamsy and ReviewSnap.
Some top alternatives to Lattice includes 15Five, Synergita, Performance Culture, Chairlift, PerformanceHub, Mesh, culture.easy, 10xPerformance, Culture Amp, Performly, Leapsome and Crystal.