ToolRankBest AI education tools with mobile apps
Updated 21 Oct 2026 · Prices from vendor pages only · How we rank →
The short answer
Each of these AI education tools lists an iOS, Android or mobile app among its platforms. Duolingo comes first: the most popular way to learn languages, with 100+ courses and a strong free tier. The cheapest verified paid plan here is Knowt Ultra - Annual ($12.99/month, billed upfront at $149.99/year). 2 of the 4 have a free plan we could confirm. Every price below is from the vendor’s own page, checked 16–21 Oct 2026.
Ranked shortlist
- Duolingo: The most popular way to learn languages, with 100+ courses and a strong free tier. Plan: Not yet verified
- Speak: Language app focused on speaking practice with an AI tutor. Plan: Not yet verified
- Knowt: Unlimited free creation, with Ultra about half price billed yearly. Plan: Ultra - Annual: $12.99/month, billed upfront at $149.99/year
3-day free trial; ad-free, AI summarizers, AI voice tutor - Praktika: Mobile-first AI conversation practice at a fraction of a human tutor's price. Plan: Not yet verified
Order follows ToolRank’s editorial ranking in Education & Learning, filtered to tools that fit this page. Anything we couldn’t confirm on a vendor page says “Not yet verified”.
Side by side
| Rank | Tool | Relevant plan | Starting price | Free plan | Best for | Main limitation | Last checked |
|---|---|---|---|---|---|---|---|
| #1 | Duolingo | Not yet verified | Not yet verified | Free learning content with ads and limited hearts | Casual daily language practice | Free plan has limited hearts and ads; Super removes them. | 16 Oct 2026 |
| #2 | Speak | Not yet verified | Not yet verified | 7-day free trial | Speaking practice with an AI tutor | Subscription price not verified; no permanent free plan | 19 Oct 2026 |
| #3 | Knowt | Ultra - Annual: $12.99/month, billed upfront at $149.99/year 3-day free trial; ad-free, AI summarizers, AI voice tutor | $12.99/month (Ultra, billed yearly) | Basic: free, unlimited file creation, live collaboration and storage | Students who want AI study notes, flashcards and AP, SAT and ACT prep | AI summarizers and the voice tutor need Ultra; app-store purchases cannot be refunded by Knowt | 21 Oct 2026 |
| #4 | Praktika | Not yet verified | Not yet verified | Not yet verified | Learners who want daily speaking practice with feedback on every message | Plan prices are not published on the homepage; the vendor only quotes about $8 a month | 21 Oct 2026 |
Prices as listed by each vendor on the last-checked date, USD, before tax. Plans and limits change, so follow the sources below.
Who should pick which
Pick Duolingo for casual daily language practice (free plan: Free learning content with ads and limited hearts); think twice if you need intensive conversation practice with a tutor. Pick Speak for speaking practice with an AI tutor (price not yet verified). Watch out: subscription price not verified; no permanent free plan. Pick Knowt for students who want AI study notes, flashcards and AP, SAT and ACT prep (Ultra - Annual: $12.99/month, billed upfront at $149.99/year). Watch out: AI summarizers and the voice tutor need Ultra; app-store purchases cannot be refunded by Knowt. Pick Praktika for learners who want daily speaking practice with feedback on every message (price not yet verified). Watch out: plan prices are not published on the homepage; the vendor only quotes about $8 a month.
FAQ
Which of these is cheapest?
Knowt Ultra - Annual ($12.99/month, billed upfront at $149.99/year) is the lowest paid price we verified on this list (https://knowt.com/plans, checked 21 Oct 2026). Check the vendor page for tax, billing period and usage limits.
Which of these have a free plan?
Duolingo: Free learning content with ads and limited hearts; Knowt: Basic: free, unlimited file creation, live collaboration and storage.
How were these tools chosen?
They are the tools in ToolRank's rankings with a mobile app listed on the vendor site, confirmed on the vendor's own website on 16–21 Oct 2026. Tools we could not verify are left out rather than guessed, and anything unconfirmed is marked Not yet verified.
Sources
- Duolingo: Duolingo Super checked 16 Oct 2026
- Speak: Speak homepage and FAQ checked 19 Oct 2026
- Knowt: Knowt plans and pricing checked 21 Oct 2026
- Praktika: Praktika homepage checked 21 Oct 2026
Related comparisons
Profiles: Duolingo · Speak · Knowt · Praktika
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