
Self-hosted timeline for quick notes, logs, and snippets.
Official pricing explicitly says whole product $0, with no license, subscription, seat, usage or premium-feature fee. Self-hosting infrastructure remains the user's cost.
Note-Taking Tools
Platform information checked 2026-10-24. The Android application is GPL-3.0 free software, with official APK and documented F-Droid downloads. Your device and storage are separate. Google Drive backup requires that separate account and its storage allowance; voice input can involve your device's speech service. App locking is not a claim of end-to-end encrypted cloud storage. It replaces personal journal workflows, without promising Day One's publishing, synchronization or migration equivalence.
Official app downloads and supported devicesUse the publisher’s linked store or documented APK channel. AltStack does not host APK files. A player or independent client does not grant access to paid subscription content.
Keep a personal Android journal with dated entries, photos, search, calendar browsing and optional backup.
The Android application is GPL-3.0 free software, with official APK and documented F-Droid downloads. Your device and storage are separate. Google Drive backup requires that separate account and its storage allowance; voice input can involve your device's speech service. App locking is not a claim of end-to-end encrypted cloud storage. It replaces personal journal workflows, without promising Day One's publishing, synchronization or migration equivalence.
Pricing checked .
Check official pricingKeep a personal Android journal with dated entries, photos, search, calendar browsing and optional backup. Visit the project website to check the currently available deployment options.
Provider-source review only; no candidate code, installer or APK was executed.
No one-line command has been verified for Easy Diary; follow its official installation instructions instead of guessing a Docker image or installer.
Easy Diary provider setup documentationTechnologies recorded in the catalog snapshot.

Self-hosted timeline for quick notes, logs, and snippets.
Official pricing explicitly says whole product $0, with no license, subscription, seat, usage or premium-feature fee. Self-hosting infrastructure remains the user's cost.

Encrypted note-taking that syncs across all your devices.
We have not checked this tool’s current pricing. Visit its official website before choosing a plan.

Privacy-first knowledge management with block-level linking.
Official README explicitly says most features are free even commercially and member privileges require payment; sync and membership are separate from AGPL source/local software. No numeric price is asserted from the missing conventional pricing route.

Privacy-first knowledge base that connects your notes.
The Logseq repository edition is available under AGPL-3.0 with documented installation or build instructions and no required source-license subscription. Your server, storage, backups and administration remain your costs. This check covers that source edition; managed services, premium extensions and commercial relicensing, if offered, are not included or price-verified.
Local-first, Git-native personal knowledge base with AI.
Official homepage and README explicitly say Tolaria is free forever/open source, local-first and account-free. Users may choose their own AI agents; external subscriptions/models are separate.

Handwrite notes, draw diagrams and annotate PDF files with a desktop app.
Free desktop notes · optional LaTeX setup
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