Best Stacks Alternatives in 2026
Updated
20 tools from project management software ranked against Stacks on the same published basis.
- 1Stacks vs Group-Office
- 2Stacks vs Nifty
- 3Stacks vs PLANKA
- 4Stacks vs Agantty
- 5Stacks vs Basecamp
- 6Stacks vs Hive
- 7Stacks vs MeisterTask
- 8Stacks vs ClickUp
- 9Stacks vs ProjectLibre
- 10Stacks vs Backlog
- 11Stacks vs GoodDay
- 12Stacks vs Paymo
- 13Stacks vs Taskworld
- 14Stacks vs YouTrack
- 15Stacks vs Asana
- 16Stacks vs Avaza
- 17Stacks vs GanttPRO
- 18Stacks vs Linear
- 19Stacks vs Planio
- 20Stacks vs Rillsoft Project
Stacks alternatives compared
| # | Tool | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Group-Office | 8.0 | Free plan | €12/mo | Android, iOS, Linux, Mac, self-hosted, Web, Windows |
| 2 | Nifty | 7.9 | Free plan | $10/mo | Android, Browser, iOS, Mac, Web, Windows |
| 3 | PLANKA | 7.9 | Free plan | €36/mo | Android, API, iOS, Linux, Mac, self-hosted, Web, Windows |
| 4 | Agantty | 7.8 | Free plan | €4.17/mo | Android, iOS, Linux, Mac, Web, Windows |
| 5 | Basecamp | 7.8 | Free plan | $25/mo | Android, API, iOS, Mac, Web, Windows |
| 6 | Hive | 7.8 | Free plan | $5/mo | Android, API, iOS, Mac, Web, Windows |
| 7 | MeisterTask | 7.8 | Free plan | $12.50/mo | Android, iOS, Mac, Web, Windows |
| 8 | ClickUp | 7.7 | Free plan | $9/mo | Android, iOS, Mac, Windows |
| 9 | ProjectLibre | 7.6 | Free plan | $9.99/mo | Linux, Mac, Web, Windows |
| 10 | Backlog | 7.5 | Free plan | $35/mo | Android, API, iOS, self-hosted, Web |
| 11 | GoodDay | 7.5 | Free plan | $4/mo | Web, Windows, Mac, Linux, iOS, Android |
| 12 | Paymo | 7.5 | Free plan | $9.90/mo | Web, Windows, Mac, Linux, iOS, Android |
| 13 | Taskworld | 7.5 | Free plan | Free | Web, Windows, Mac, Linux, iOS, Android |
| 14 | YouTrack | 7.5 | Free plan | $5.40/mo | Web, Windows, Mac, Linux, iOS, Android |
| 15 | Asana | 7.4 | Free plan | $10.99/mo | Android, iOS, Mac, Windows |
| 16 | Avaza | 7.4 | Free plan | $11.95/mo | Android, API, Browser, iOS, Mac, Web, Windows |
| 17 | GanttPRO | 7.4 | No | $0.58/mo | Android, API, iOS, Linux, Mac, Web, Windows |
| 18 | Linear | 7.4 | Free plan | $10/mo | Android, API, iOS, Mac, Web, Windows |
| 19 | Planio | 7.4 | Free plan | — | Android, API, iOS, self-hosted, Web |
| 20 | Rillsoft Project | 7.4 | No | — | Linux, self-hosted, Web, Windows |
Make your tool an alternative to Stacks
See the priceThe sponsored alternative slot on this page is labelled Sponsored.
Questions about Stacks alternatives
What is the best alternative to Stacks?
Group-Office, number 1 in project management software with a score of 8.0 out of 10. The others here: Nifty, PLANKA, Agantty and 16 more.
What is the best free alternative to Stacks?
Group-Office is the best-ranked alternative with a free plan. 18 of the 20 alternatives here publish a free plan on their own pricing pages.
Is there an open-source alternative to Stacks?
Yes: Group-Office.
How are these alternatives ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.