Features

Fine-grained speed control in 0.25x increments. Set a global default or override per book. FableFrog even tracks your total time saved from faster listening.

Quiet narration? Crank it up with the built-in volume boost. Per-book overrides mean you set it once and forget it.

Presets from 5 to 30 minutes, custom hour:minute picker, or "end of chapter" mode. Shake your phone to extend without waking up your screen.

Full chapter list with durations. Jump to any chapter instantly. Toggle between chapter time and total book time remaining.

Tap to bookmark your position. Add a title and up to 5,000 characters of notes. Jump back to any bookmark later. Swipe to delete.

Large, tap-friendly controls designed for glanceable use while driving. Auto-prevents screen lock.

Prevent screen dimming while you listen. Toggle on or off per session.

Customize what double-press does: create a bookmark or skip to the next chapter. Your headphones, your rules.

Prevent accidental seeking by auto-locking the scrubber after a configurable delay (10-60 seconds). Tap to unlock, scrub, and it re-locks.

Built-in AirPlay route picker. Send audio to any AirPlay-compatible speaker or receiver.

Books, Authors, Series, Narrators, and Genres, each with its own dedicated grid view and detail page.

Filter by progress (Not Started, In Progress, Finished) and by genre. Combine filters freely. Visual filter chips show what's active.

Sort by title, author, date added, duration, year published, last listened, or last activity. Ascending or descending.

Real-time search across your entire library by title, author, narrator, or genre.

A quick-scroll index bar along the edge. Tap a letter to jump instantly. Essential for large libraries.

Server-powered shelves (Continue Listening, Recently Added, etc.), quick access to favorites and history, weekly stats at a glance, and fun facts about your listening habits.

Follow your favorite series. FableFrog checks for upcoming releases and shows their status: upcoming, available now, or up to date. Standalone entries like companion novels and side stories are tracked too, with a toggle to show or hide them.

Cover art, full metadata, description, chapter count, duration, progress bar, listening sessions history, ratings, and quick actions, all on one screen.

Long-press any book for quick actions: navigate to author, series, or narrator, mark as finished, add to playlist, rate, and more.

Download any audiobook for offline listening. Full playback controls work identically offline.

Configure a listening threshold (5-30 minutes). After you've listened that long, FableFrog automatically downloads the book. Auto-removes finished downloads to save space.

View all downloads with progress indicators, file sizes, and status. Search and sort your downloaded library. Retry failed downloads. Delete selectively.

Restrict downloads to Wi-Fi connections. Get warned before using cellular data.

Even offline, browse your cached library metadata, see your progress, and access downloaded content.

Your overall library completion rate: total listening progress across all books divided by total library duration. A satisfying library progress bar.

Daily, weekly, and monthly listening time charts. See which days of the week you listen most. Year-by-year comparison.

See your listening time split across genres. Discover patterns you didn't know you had.

Ranked by total listening time. See which series you've invested the most in.

Track the cumulative time you've "saved" by listening faster than 1x. A motivating metric for power listeners.

Full list of completed books with finish dates. Your audiobook trophy case.

Weekly, monthly, and annual personalized insights about your listening habits.

Detailed log of every listening session with timestamps and durations. Group by day or by book.

6 light themes (Default, Parchment, Lilac, Electric, Terracotta, Rosé), 11 dark themes (Midnight, Nebula, Ocean, Forest, Espresso, Sunset, Lavender, Neon, Deep Sea, Mocha, Noir), and 3 accessibility themes.

Choose between Neon (default), Sunset, and Forest icon variants, with more on the way.

Six text size levels from XS to XL. Preview before applying.

Override global speed, volume boost, skip forward/backward durations, and scrubber auto-lock timing on a per-book basis. Reset to defaults anytime.

Skip forward: 10-60 seconds. Skip backward: 5-45 seconds. Set your preference globally or per book.

Choose the icon displayed in your lock screen widget: Frog (default), Frog Foot, Headphones, or Sound Library. The widget updates instantly when you change it.

Optional overlay icons on book covers showing download status and completion state.

High Contrast (golden yellow on pure black), Blue-Orange (deuteranopia-friendly), Pink-Teal (tritanopia-friendly). These are first-class themes, not afterthoughts.

Comprehensive accessibility labels on every control, button, slider, and screen. Full screen reader navigation.

Reduce Motion and Reduce Transparency system settings are honored throughout the app.

Six size levels ensure readability for everyone.

Large tap targets in car mode, auto-lock scrubber prevents accidental input, gesture-based actions for key features.

Circular progress gauge showing your current book's progress, title, and percentage. Choose from multiple widget icons — Frog, Frog Foot, Headphones, or Sound Library — to personalize your lock screen. Tap to jump straight to the player.

Pick the icon displayed inside your lock screen widget. The default Frog icon is free; Frog Foot, Headphones, and Sound Library are available with Premium. Changes appear on your lock screen instantly.

Full Now Playing integration with playback controls, chapter info, and cover art.

Play/Pause and progress control widgets in the new iOS 18 Control Center.

Dedicated CarPlay scene with a driving-optimized interface for safe in-car listening.

Username/password and OIDC (OpenID Connect) for SSO support. Works with Keycloak, Authelia, Authentik, and other identity providers.

Add custom headers for reverse proxies (Caddy, Nginx, Traefik) and corporate network configurations.

All credentials stored in iOS Keychain. No analytics, no telemetry, no tracking. Your data stays between your device and your server. App Store privacy label: "Data Not Collected."

Switch between libraries on the same Audiobookshelf server without signing out.

Automatic, transparent token refresh. Single-inflight deduplication prevents race conditions. Sign out on unrecoverable auth failure.