Anki for iPhone in 2026: Why It's Still Frustrating
Anki is the gold standard for spaced repetition. Its algorithm is battle-tested, its community is enormous, and it's free on desktop. But its iPhone experience has always been the weak link — and after all these years, not much has changed.
The State of Anki on iPhone
AnkiMobile — the official Anki app for iPhone — costs $24.99. That price has been a point of contention in the community for years. To be fair, it's a one-time purchase that funds ongoing development of the free desktop version, and the developer (Damien Elmes) has been transparent about this. For many users, it's a reasonable trade.
But the price alone isn't the problem. The problem is what you get for it.
AnkiMobile is a capable app that does what it needs to do. Cards sync via AnkiWeb. Study sessions work. The SM-2 algorithm runs correctly. For power users who've been in the Anki ecosystem for years, it's functional enough that they've learned to work around its limitations.
For everyone else — especially people coming from modern app experiences — it feels like a time capsule.
The Specific Frustrations
The Interface
AnkiMobile's UI is dense and utilitarian. It was clearly designed by someone who cares deeply about functionality and less about feel. That's not necessarily wrong, but when you're trying to build a daily study habit, friction matters. An app that feels unpleasant to open is one you'll skip on the hard days.
Compare it to apps like Duolingo — which has invested enormous resources in making studying feel almost game-like — and the gap is jarring. Anki doesn't need to be Duolingo, but a cleaner, more modern experience would go a long way.
Sync Is Not Seamless
AnkiWeb, the sync layer between Anki desktop and AnkiMobile, works — but it's not invisible. If you edit a deck on desktop and then open your iPhone, you need to manually sync. Conflicts can occur if you study on both simultaneously. For an app in 2026, background sync that just works isn't a luxury, it's a baseline expectation.
No Apple Watch Support
This is perhaps the most glaring gap. Apple Watch has become a meaningful part of many people's daily routine, and for language learners in particular, the idea of squeezing in a few flashcard reviews during a commute or between meetings — without pulling out your phone — is genuinely appealing.
Anki has no Apple Watch app. There are no third-party Anki-compatible watch apps either, because the deck format and sync API aren't designed for it. This is a use case Anki has simply never addressed.
The Add-On Ecosystem Doesn't Carry Over
One of Anki desktop's genuine strengths is its add-on ecosystem. Power users rely on add-ons for better scheduling algorithms, note type utilities, image occlusion, and dozens of other things. None of that exists on AnkiMobile. You get the base app, and that's it.
Importing on Mobile Is Awkward
Adding new decks or importing .apkg files on mobile requires navigating iOS's file system, which is more friction than it needs to be. The experience is functional but inelegant.
Why Anki Hasn't Fixed This
Anki desktop is open source and maintained primarily by one developer. AnkiMobile is a separate product — the iOS app is effectively funding the entire Anki ecosystem. This is a genuinely tricky position.
Rewriting the iOS app from scratch with a modern SwiftUI codebase would take enormous effort. Adding Apple Watch support means building and maintaining an entirely new app target. The developer has been explicit that the codebase has significant technical debt and that major rewrites are difficult.
The community forums occasionally surface threads asking for a better mobile experience. The responses from Damien are honest: it's on the radar, but it's hard, and the desktop app is the priority.
This isn't a criticism — it's context. One developer maintaining multiple platforms across desktop and mobile, keeping everything free except the iOS app, is already an impressive feat. But it does mean the iPhone experience is unlikely to dramatically improve in the near term.
What the Alternatives Offer
Several apps have positioned themselves in the gap Anki's iPhone experience leaves open. The landscape as of 2026 includes:
Mochi — Clean interface, markdown support, good mobile experience. Focused on serious learners. Paid.
RemNote — More of a knowledge management system with flashcards built in. Complex but powerful. Has a mobile app.
Repetrax — Web-first with a native iPhone app in development. Full Anki .apkg import with media. Also building an Apple Watch app, which would be a genuine first in the serious spaced repetition space. Free during early access.
Quizlet — Massively popular but uses its own algorithm, not SM-2. More consumer-oriented.
Brainscape — Has a mobile app with a modern interface. Uses its own "Confidence-Based Repetition" rather than SM-2.
The honest answer is that none of them are Anki clones. They make different tradeoffs. If you're deeply invested in Anki's add-on ecosystem and complex note types, migration will be imperfect. If your main frustration is the iPhone experience and the lack of a watch app, alternatives are increasingly viable.
The Apple Watch Gap Is Real
Let's linger on this for a moment, because it represents a genuine unmet need in the market.
Language learners and people with demanding review schedules often talk about wanting to study "in the dead moments" — waiting for coffee, on the elevator, in a queue. These are 30-second to 2-minute windows. Pulling out your phone for 30 seconds is fine. Glancing at your wrist for 30 seconds is even better.
A well-designed flashcard app on Apple Watch could let you do 5–10 reviews in a moment that would otherwise be dead time. Over a week, those moments add up to a meaningful number of reviews — compounding your retention without carving out dedicated study time.
Anki doesn't offer this. Currently, almost nobody does it well for serious learners (as opposed to quiz games). It's a real gap, and it's the kind of thing that, once someone builds it well, will feel obvious in retrospect.
Should You Keep Using AnkiMobile?
If you're already in the ecosystem and AnkiMobile is working for you, there's no urgent reason to leave. The algorithm is correct, your decks are there, and the sync (while imperfect) works.
But if you're new to spaced repetition and choosing where to start, or if AnkiMobile's friction is genuinely making you study less, it's worth looking at alternatives. The ecosystem has matured enough that you don't have to accept the Anki iPhone experience as the baseline.
The two things most worth optimizing for: an app that you'll actually open every day, and an app with a solid import path so your card library isn't trapped.
Repetrax is building what Anki's mobile experience should have been — with full Anki import, a native iPhone app, and an Apple Watch app on the roadmap. Try it free →