Is CO3 safe?

A free reader app for Archive of Our Own (AO3). Built because other AO3 apps charge money for features that should be free. Features: Custom library with favorites Category management and organization Reading history with filters Native AMOLED support Offline reading No subscriptions, no ads, ever.

Developer: Tbvns
Category: Reading
First release: 16 Aug 2026
License: Not documented

02 / Package identity

Technical fingerprint

Application IDcom.co3

Latest APK SHA-25679515914d297addc9864807b60fc2796e115152ace033d8f29ffb8bf4ad7901f

Signing certificate8A:07:BD:8A:FE:A9:4D:0C:91:F6:73:51:0D:DB:D0:38:73:6B:D7:84:D6:83:DD:93:88:B7:57:BB:74:3E:6B:1C

MIN ANDROID24TARGET35ARCHITECTUREx86_64

03 / History

Project timeline

16 Aug 2026

Package observed in source index

Metadata and versions observed from the fdroid repository index.

04 / Version archive

Documented releases

1 TOTAL

VersionReleasedAndroidArchitecture

B0.0.2016 Aug 202624+x86_64→

05 / Safety & access

Safety verdict

Authentic — file hash matches the source indexNo ads or tracking flagged by the source

IntegritySHA-256 verified vs source

SourceOpen-source · fdroid

Permissions15 declared · 2 sensitive

Signaturepresent

Anti-featuresTetheredNet

Sensitive accessREAD_EXTERNAL_STORAGEWRITE_EXTERNAL_STORAGE

Declared permissions

Tracker status: Not assessed by WIKI for Android.

06 / Sources

Evidence ledger

Each entry is a captured public reference backing this record.

RepositorySource package page↗Source codeSource repository↗