Comparison

Serialist Tracker vs AO3 Companion

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

Serialist Tracker

Features
Read full description

Follow, read, and revisit serialized stories in one app with Serialist. Bring novels from different websites into one library, keep your place, and make the reading experience your own. โ€ข Cross-site search and update tracking: Search supported sites by title or author, or add a novel using its book-page URL. Check new chapters, filter updated books, and pick up where you left off. โ€ข Multiple sources for one novel: Combine chapter lists from different websites. Check source status and switch while reading; if a chapter fails to load, Serialist tries available alternatives. โ€ข On-device AI chapter insights: Use Apple Intelligence for a summary of the current chapter, a recap of a selected earlier chapter, or possible future developments based on clues in a selected chapter up to your current reading position. Processing happens on your device. Predictions may differ from the original story. Requires a supported device and language, Apple Intelligence enabled, and the system model ready. โ€ข Reading your way: Adjust font, text size, line and paragraph spacing, and margins. Cycle through reading colors or customize text and background colors. Includes Traditional/Simplified Chinese conversion, left- or right-handed tap paging, immersive mode, and a searchable chapter list within the reader. โ€ข Read aloud and auto-scroll: Listen to stories or let the text scroll at your chosen speed. Optional continuous playback moves on to the next chapter automatically. โ€ข Offline reading: Download selected chapters in advance and manage offline content and storage in one place. โ€ข Reading achievements: Track completed chapters and reading streak milestones, with Game Center achievements. โ€ข Backup, restore, and iCloud: Export your library and reading progress, choose merge or replace when restoring, and sync between your own devices with iCloud. โ€ข iPhone, iPad, and iPhone Duo: Library and chapter navigation adapt to the available space, with a focused reading screen. In-app tips are an optional way to support development.

About

AO3 Companion

Features
Read full description

Keep your reading in one place with AO3 Companion, an independent reader for Archive of Our Own. FIND YOUR NEXT READ Search public works by title, author, fandom and tags. Filter by content rating and completion, and sort by kudos, update date or length. YOUR LIBRARY Save works, return to recent reads and keep your chapter and scroll position on this device. READ YOUR WAY Adjust font size, line spacing and typeface. Choose White, Paper or Night mode and move between chapters from the contents menu. COMPANION PLUS Browse and read the first chapter for free. Companion Plus unlocks subsequent chapters in the app, offline downloads and the Rose reading theme. Original works remain freely available on the AO3 website. Prices, renewal periods and any eligible free trial are shown before purchase. Subscriptions renew automatically until canceled through your App Store account. No AO3 account is required for public works. Restricted works may require access on AO3 itself. Kudos, comments and author interactions open the original AO3 website. AO3 Companion is not affiliated with Archive of Our Own or the Organization for Transformative Works. Fanworks belong to their authors. Apple standard license: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Support: https://ao3-companion-reader.web.app/support.html Privacy: https://ao3-companion-reader.web.app/privacy.html Browse public AO3 works across all ratings. Choose ratings, archive warnings and tags with search filters.

Screenshots

Serialist Tracker4 screens
AO3 Companion4 screens

Verdict

The call

The clearest difference is iOS requirement: AO3 Companion at 13.0 against Serialist Tracker's 26.0. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Serialist Tracker sells 2 one-off in-app purchases and AO3 Companion sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference ยท 5 level
Serialist Tracker versus AO3 Companion: the parameters behind the verdict, then further details
ParameterSerialist TrackerAO3 Companion
PriceFreeFree
Update frequencyEvery 3 daysโ€”
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS26.013.0 โ€” better
Further details โ€” not scored
Size26 MB36 MB
Age rating17+17+
DeveloperPing-Chang Chenilyas inajjar

In-app purchases

2 purchases

Serialist Tracker

One-time2
  • Tip the Developer$0.99
  • Tip the Developer$1.99
2 purchases

AO3 Companion

Subscriptions2
  • Companion Plus Weekly$4.997 Days
  • Companion Plus Annual3 Days trial$49.991 Year

Questions

Is Serialist Tracker free?
Serialist Tracker is free to download, with in-app purchases available.
Is AO3 Companion free?
AO3 Companion is free to download, with in-app purchases available.
Do Serialist Tracker or AO3 Companion have ads?
Neither Serialist Tracker nor AO3 Companion shows ads.

Other comparisons