Work · alternatives · 2026

24 alternatives to SecondBrain OS

The ultimate productivity kit

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. SecondBrain OS launched in 2023; newer entries below may have overtaken it.

1
SECOND BRAIN 2.0▲111
Get organized, get productive with Second Brain 2.0
2023 · oussamaltrx21.gumroad.com · its alternatives →
2
Second Brain Notion Template▲74
The simple & minimal life management system
2023 · harshitjain374.gumroad.com · its alternatives →
3
Productivity Bundle 2.0▲162
A ultimate bundle to make day to day life easier
2023 · poonamsharma.gumroad.com · its alternatives →
4
Notion Second Brain▲396
Organize your entire life with Notion
2023 · pathpages.com · its alternatives →
5
Ultimate Life OS▲144
Manage your entire Life in Notion
2024 · notion4management.com · its alternatives →
6
Entrepreneur OS▲314
100+ components prebuilt in the ultimate Notion template
2020 · optemization.com · its alternatives →
7
Student OS▲308
Your buddy in everyday student life
2023 · matthewnotion.gumroad.com · its alternatives →
8
Obsibrain▲158
All-in-one productivity template made for Obsidian
2024 · obsibrain.com · its alternatives →
9
Twodos▲303
A delightfully simple todo app for iOS.
2024 · apps.apple.com · its alternatives →
10
Second Brain OS▲4
Your private Second Brain — offline
May 2026 · manharanand.gumroad.com · its alternatives →
11
The Ultimate Productivity Stack▲238
Curated directory of tools to supercharge your productivity
2018 · hive.com · its alternatives →
12
Life OS▲74
Manage work & life more effectively in Notion
2022 · lifeosfornotion.typedream.app · its alternatives →
13
2Do▲97
Tasks management for productivity junkies
2014 · 2doapp.com · its alternatives →
14
Second Brain 2.0 ▲34
Master productivity, life management with Second Brain 2.0
2023 · secondbrain20.typedream.app · its alternatives →
15
Everyday OS for Notion▲80
Organize your world with a second brain
2023 · jonathansabbah.com · its alternatives →
16
nubiDO▲53
A powerful tool for your personal productivity
2022 · nubido.com · its alternatives →
17
Life OS▲86
Your personal operating system for life organization
2023 · hamzamarzak.gumroad.com · its alternatives →
18
The Successful Life OS▲38
Boost your productivity and conquer your goals !
2023 · taniadoesnotion.gumroad.com · its alternatives →
19
Life OS▲4
Life OS – Ultimate Notion Productivity System
Jul 2026 · payhip.com · its alternatives →
20
ScholarSync Student OS Notion Template▲20
The ultimate productivity OS built for students, by students
2023 · bynicholash.gumroad.com · its alternatives →
21
Notion Second Brain Template▲20
The all-in-one productivity workhorse.
2023 · notionstreet.framer.website · its alternatives →
22
Productivity Software: the guidebook for individuals and businesses to stay productive with the latest technol▲68
a must-have book for freelancers and business owners.
2015 · amazon.com · its alternatives →
23
Second Brain ▲5
All in one productivity system
2024 · adnnotion.gumroad.com · its alternatives →
24
The Focus App▲70
Android App to help you become your most productive self
2019 · play.google.com · its alternatives →

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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 →