Sling vs ZoomShift
Side-by-side from the Top 11 ranking of The 11 Best Employee Scheduling Software. Last verified June 16, 2026.
The short answer
Sling ranks higher on Top 11 (#4 vs #7) for Managers scheduling shifts for hourly workers, restaurants, retail, and healthcare. Offers unlimited scheduling for free; now part of Square.
At a glance
| Sling | ZoomShift | |
|---|---|---|
| Top 11 rank | #4 / The 11 Best Employee Scheduling Software | #7 / The 11 Best Employee Scheduling Software |
| Score (out of 9.4) | 8.6 | 7.8 |
| Best for | Best free option for Square users | Simple and affordable scheduling |
| Pricing | $ ($0 to $4/user/mo) | $$ ($2 to $4/user/mo) |
| HQ | New York, USA | Bend, USA |
| Founded | 2015 | 2011 |
Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.