---
description: Side-by-side comparison of When I Work vs Sling. Learn more about each of the product's price, features, and see the most comprehensive reviews for UK business users.
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title: When I Work vs Sling Comparison - Capterra UK 2026
---

Breadcrumb: [Home](/) > [Medical Scheduling Software](/directory/30027/medical-scheduling/software) > [When I Work \<span\>vs\</span\> Sling](https://www.capterra.co.uk/compare/121248/142542/when-i-work/vs/sling)

# Compare When I Work vs Sling

Canonical: https://www.capterra.co.uk/compare/121248/142542/when-i-work/vs/sling

> Detailed comparison between When I Work and Sling. Check ratings, reviews, pricing, and features to make the best decision for your business.

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## At a Glance

| Metric | When I Work | Sling |
| **Overall rating** | 4.5/5 | 4.6/5 |
| **Total Reviews** | 1292 | 209 |
| **Starting Price** | US$2.50 | US$2.00 |
| **Free Trial** | Yes | Yes |
| **Free Version** | No | Yes |
| **Deployment** | Cloud, SaaS, Web-based, Android (Mobile), iPhone (Mobile), iPad (Mobile) | Cloud, SaaS, Web-based, Mac (Desktop), Windows (Desktop), Android (Mobile), iPhone (Mobile), iPad (Mobile) |
| **Support** | Email/Help Desk, FAQs/Forum, Knowledge Base, Chat | Email/Help Desk, FAQs/Forum, Knowledge Base, Chat |
| **Training** | In Person, Live Online, Webinars, Documentation, Videos | In Person, Live Online, Webinars, Documentation, Videos |

## Best for

### When I Work

From small businesses to large enterprise operations, management teams in every industry are using When I Work's software to save time scheduling shift-based employees \&amp; improve communication.

### Sling

Sling works great for companies of all industries and sizes. Customers range from small single-location businesses to multi-location enterprise organizations.

## Key features

### When I Work

- API
- Appointment Scheduling
- Clock In/Out
- Dashboard
- Employee Portal
- Employee Scheduling
- Labor Cost Reporting
- Mobile Alerts
- Online Time Tracking Software
- Real-Time Chat
- Real-Time Data
- Real-Time Reporting
- Reminders
- Reporting/Analytics
- Schedule Distribution
- Shift Scheduling
- Shift Swapping
- Time & Attendance
- Time Tracking
- Timesheet Management

### Sling

- API
- Appointment Scheduling
- Clock In/Out
- Dashboard
- Employee Portal
- Employee Scheduling
- Labor Cost Reporting
- Mobile Alerts
- Online Time Tracking Software
- Real-Time Chat
- Real-Time Data
- Real-Time Reporting
- Reminders
- Reporting/Analytics
- Schedule Distribution
- Shift Scheduling
- Shift Swapping
- Time & Attendance
- Time Tracking
- Timesheet Management

## Links

- [View When I Work Profile](https://www.capterra.co.uk/software/121248/when-i-work)
- [View Sling Profile](https://www.capterra.co.uk/software/142542/sling)
- [View Original Comparison](https://www.capterra.co.uk/compare/121248/142542/when-i-work/vs/sling)

-----

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