Sling vs When I Work
Sling
Employee scheduling and workforce management for teams of any size
From$2/mo
PremiumVerified Sep 26, 2026
When I Work
Employee scheduling, time tracking, and team messaging
From$2.50/mo
EssentialsVerified Sep 26, 2026
How they differ
| Feature | Sling | When I Work |
|---|---|---|
| Entry price | $2/moPremium | $2.50/moEssentials |
| Free plan | Yes | Not stated |
| Free trial | Yes | Yes |
| Field team management | ||
| Staff scheduling | ||
| Suits | plumbers, HVAC companies, electricians, roofers, landscapers | plumbers, HVAC companies, electricians, roofers, landscapers |
Users on the horizontal axis. Entry plans only, from verified prices; yearly prices divided by 12; vendor minimums applied. Taxes and add-ons excluded.
Sling
Strengths
- Free plan for up to 30 users covers shift scheduling and messaging
- Per-user pricing drops 15% with annual billing
- 15-day free trial of premium features
Drawbacks
- Free plan caps out at 30 users
- Kiosk time tracking and PTO management require the top Business tier
When I Work
Strengths
- Simple per-user monthly pricing across three tiers
- 14-day free trial with full access and no credit card required
- Built-in team messaging alongside scheduling
Drawbacks
- No free plan, only a time-limited trial
- Higher tiers needed to unlock advanced labor cost and PTO controls
Frequently asked questions
What do Sling and When I Work have in common?
Both cover staff scheduling and field team management.
Is Sling cheaper than When I Work?
On entry plans for one user, Sling costs $2 a month and When I Work $2.50, so Sling is cheaper to start. The gap changes with team size and billing terms; see the chart above.