actiTIME vs Slack: Complete Comparison (2026)
An in-depth comparison of actiTIME and Slack to help you choose the right tool for your business.
Last updated: November 2026
actiTIME
6.3/10
actiTIME is time-tracking and project-cost software for small and mid-sized teams. It tracks billable hours, task progress, budgets, and leave, and is available in the cloud or self-hosted.
Slack
7.1/10
Slack is a channel-based messaging platform from Salesforce, with Lists, canvases, huddles and Workflow Builder for team coordination and light task tracking.
Feature-by-Feature Comparison
| Feature | A actiTIME | |
|---|---|---|
| Scores | ||
| Overall Rating | 6.3/10 | 7.1/10 |
| Cost | 8/10 | 5/10 |
| Ease of Use | 7/10 | 7/10 |
| Analytics | 7/10 | 3/10 |
| Customization | 6/10 | 7/10 |
| Scalability | 6/10 | 9/10 |
| Support | 7/10 | 6/10 |
| Integration | 4/10 | 10/10 |
| Security | 6/10 | 9/10 |
| Pricing | ||
| Free plan | Yes | Yes |
| Cheapest paid plan | $5/user/mo Online (41-200 users) | €8/user/mo Pro |
| Estimated cost for 10 users | $60/mo Online (1-40 users) | Free Free |
| Features | ||
| Time tracking | ||
| App integrations | ||
| Kanban boards | ||
| Task lists | ||
| Task management | ||
| Client collaboration | Not listed | |
| Collaboration tools | Not listed | |
| Docs | Not listed | |
| File sharing | Not listed | |
| Gantt charts | Not listed | |
| Reporting | Not listed | |
| Spreadsheet interface | Not listed | |
| Team messaging | Not listed | |
| Workflow automation | Not listed | |
actiTIME vs Slack cost by team size
| Team size | actiTIME | Slack |
|---|---|---|
| 1 user | FreeFree | FreeFree |
| 5 users | $30/moOnline (1-40 users) | FreeFree |
| 10 users | $60/moOnline (1-40 users) | FreeFree |
| 25 users | $150/moOnline (1-40 users) | FreeFree |
| 50 users | $250/moOnline (41-200 users) | FreeFree |
The plan that fits each team size, billed monthly, before add-ons and usage charges. Each cost opens that tool's pricing calculator for the team size.
Which One Should You Choose?
AWhy choose actiTIME
- Higher Analytics score (7/10 vs 3/10)
- Higher Cost score (8/10 vs 5/10)
- Includes Time tracking, which Slack lacks
Why choose Slack
- Higher Integration score (10/10 vs 4/10)
- Higher Scalability score (9/10 vs 6/10)
- Better fit for enterprise (9/10 vs 4/10)
- Better fit for remote teams (9/10 vs 5/10)
Pros & Cons
AactiTIME
Pros
- Low per-user price, falling to 5 USD per user per month above 40 users, plus a free plan for up to 3 users.
- Detailed billable and non-billable time tracking, with reports comparing actual time against estimates.
- Can be self-hosted, with direct database access, for organisations that keep data on their own servers.
- Pairs with actiPLANS for leave, PTO, and shift scheduling in a connected system.
- Reviewers on Software Finder give ease of use and support high marks (about 9 out of 10).
Cons
- Few native integrations: only QuickBooks, Zapier, the Chrome plugin, and actiPLANS are listed.
- Reviewers describe the interface as dated and cluttered.
- Task and project management is shallow compared with dedicated PM suites, and no Gantt view was found.
- Invoicing and reporting have gaps, including no saved recurring invoice items, according to reviewers.
- Self-hosted major upgrades cost the full original license price again.
Slack
Pros
- The app ecosystem is very large, and tools such as ClickUp, Notion, HubSpot and Clockify can post updates into channels.
- Slack Connect lets teams work in shared channels with up to 250 outside organizations on paid plans.
- Compliance coverage is broad, including ISO 27001, SOC 2 Type II, FedRAMP Moderate and HIPAA configurability.
- Lists add table and board layouts with assignees, due dates and subtasks, without leaving chat.
- Workflow Builder automates routine requests and approvals without code.
Cons
- There are no native Gantt charts, dependencies, time tracking or portfolio reporting, so Slack doesn't replace a dedicated PM tool.
- Frequent notifications and busy channels can interrupt focus, a common complaint in reviews.
- The free plan keeps only 90 days of message history and allows 10 apps.
- Advanced AI features require Business+ or above, and per-user costs add up as teams grow.
- Reviewers report that finding older messages through search can be difficult.
Not sold on either?
Frequently Asked Questions
Slack scores higher on our Project Management criteria: 7.1/10 against 6.3/10 for actiTIME. The largest gap is in Integration: 4/10 for actiTIME and 10/10 for Slack.
Yes, both actiTIME and Slack have a free plan.
Slack is the better fit for enterprise: we rate it 9/10 for them, against 4/10 for actiTIME.
ActiTIME has Time tracking, which Slack lacks.
