Work · alternatives · 2026

24 alternatives to Startup OS for Notion

Complete workspace for early-stage startups

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   Early-Stage OS▲272

   All-in-one workspace to manage and grow your startup

   2022 · tomaroyal.gumroad.com · its alternatives →

2. 2
   Notion 2.0▲2,156

   The all-in-one workspace - notes, tasks, wikis, & databases

   2018 · notion.so · its alternatives →

3. 3
   Capbase Startup Equity Calculator▲187

   Divide up equity fairly with your co-founders

   2022 · capbase.com · its alternatives →

4. 4
   Finance for Founders▲273

   Startup finances 101 - videos, templates & tools for free

   2022 · usecaribou.com · its alternatives →

5. 5
   Notion 1.0 Web + Mac App▲1,015

   Docs, wikis, tasks – a minimal & unified workspace for teams

   2016 · notion.so · its alternatives →

6. 6
   The Bulletproof Notion Workspace 2.0▲275

   The intelligent framework for any Notion workspace

   2020 · bulletproof.notion.vip · its alternatives →

7. 7
   Mantle▲481

   AI-native cap table management for modern founders

   2025 · withmantle.com · its alternatives →

8. 8
   Templates by Equals▲333

   Measure your startup like a pro w/ spreadsheets made by CFOs

   2022 · equals.com · its alternatives →

9. 9
   Startup Fundraising Calculator▲261

   The calculator you need if you’re raising money.

   2019 · ledgy.com · its alternatives →

10. 10
    FinanceOS with AI Financial Projections▲215

    The finance Spreadsheet killer, 20x faster, built in Notion

    2023 · ajinkyabhat.com · its alternatives →

11. 11
    The Notion Automation Hub▲538

    Pre-built automations to supercharge your Notion setup

    2022 · thelinwoodbayshore.com · its alternatives →

12. 12
    Slides▲282

    Raise capital for your startup.

    2019 · its alternatives →

13. 13IW
    I wrote a guidebook on everything I know about applying to Y Combinator▲177

    2012 · guidetoyc.com · its alternatives →

14. 14
    Notion Startup Templates▲299

    50+ ready-to-use templates to launch & grow your business

    2022 · basetemplates.com · its alternatives →

15. 15
    The Bulletproof Notion Workspace 4.0▲334

    The top Notion framework gets even stronger

    2024 · bulletproof.notion.vip · its alternatives →

16. 16
    Entrepreneur OS▲314

    100+ components prebuilt in the ultimate Notion template

    2020 · optemization.com · its alternatives →

17. 17
    Financial Model Template▲282

    The easiest way to build a financial model for your startup

    2021 · basetemplates.com · its alternatives →

18. 18
    Causal for Startups▲320

    Put finance on autopilot

    2023 · lucanet.com · its alternatives →

19. 19
    Corporate Finance OS▲163

    Manage all your companies finances in one dashboard

    2023 · notionpez.gumroad.com · its alternatives →

20. 20
    Cap Table & Equity Dilution Calculator▲89

    Forecast raises, dilution, and a cap table in 5 minutes

    2023 · docs.google.com · its alternatives →

21. 21
    Pulley▲115

    Cap table platform for hyper-growth startups

    2021 · pulley.com · its alternatives →

22. 22IW
    I wrote a co-founder equity calculator over the weekend▲136

    2011 · foundrs.com · its alternatives →

23. 23
    Startup BaseKit Pro▲99

    Build your startup's success with BaseKit Notion template

    2023 · rabiulsk.gumroad.com · its alternatives →

24. 24
    Startup Exit Calculator by Capbase▲13

    See how much everyone actually earns when your startup exits

    Apr 2026 · capbase.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →