Is BayesianBahn safe?

Early release: predictions are experimental — always cross-check times and connections with DB's official apps. BayesianBahn predicts when you will actually arrive — as a full probability distribution, not a single number. Enter where you start, where you want to go and when (also future trips): the app searches direct trains and journeys with one change — routes needing two or more changes are n…

Developer: DerWeh
Category: Public Transport
Earliest archived version: 31 Aug 2026
License: MIT (per F-Droid metadata)

02 / Release notes

Release notes from F-Droid

12 Sept 2026

0.4.0

DB's live delay is now the middle of a range, not a fixed number — widened by how wrong such reports turn out to be that far ahead. Your connecting train's departure is treated the same way, so a change weighs two honest ranges. Measured against DB over 16 days: better arrival times, and clearly…

Full notes →

31 Aug 2026

0.3.0

Journeys with a change: • A route is found for 86% of journeys instead of 82%, and for 73% instead of 57% at large stations. The search now weighs every possible change, not just the first trains to leave. • Routes arrive 5 minutes earlier on average. • Busy stations no longer fill the list with…

Full notes →

03 / Package identity

Technical fingerprint

Application IDio.github.derweh.bayesianbahn

Latest APK SHA-25660fd9dfc577670401e40b260647779a31e96fd975b075ec5a02ed957f5490134

Signing certificate20:85:6B:FC:1B:57:DC:F4:96:55:57:2F:13:23:87:B8:60:BF:93:57:1A:81:11:60:5C:7D:53:BF:84:12:0F:CA

MIN ANDROID26TARGET35ARCHITECTUREarm64-v8a · armeabi-v7a · x86 · x86_64

04 / History

Archive history

2 versions in WIKI archive: earliest 0.3.0 (31 Aug 2026), latest 0.4.0 (12 Sept 2026).

No change in android.permission.* between 0.3.0 and 0.4.0.

05 / Version archive

Documented releases

2 TOTAL

VersionReleasedAndroidArchitecture

0.4.012 Sept 202626+arm64-v8a, armeabi-v7a, x86, x86_64→0.3.031 Aug 202626+arm64-v8a, armeabi-v7a, x86, x86_64→

06 / Safety & access

Safety verdict

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

IntegritySHA-256 verified vs source

SourceBinary repo · fdroid

Permissions2 declared · 0 sensitive

Signaturepresent

Anti-featuresNonFreeNet

Sensitive accessNo sensitive permissions

Declared permissions

android.permission.INTERNET io.github.derweh.bayesianbahn.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

Tracker status: Not assessed by WIKI for Android.

07 / Sources

Evidence ledger

Each entry is a captured public reference backing this record.

RepositorySource package page↗Source codeSource repository↗