Comparison

Vimi vs Halt AI

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

Head to head
About

Vimi

This AI-powered math tutor creates personalized learning paths to help users master math concepts. It offers adaptive lessons, clear explanations, and engaging exercises tailored to school curricula, making learning approachable and fun.

Highlights
  • Personalized learning paths
  • Adaptive lessons
  • Curriculum-aligned content
  • Clear explanations
  • Engaging exercises
  • Instant feedback and solutions
  • Progress tracking
Features
Currently charting
Read full description

Master math with Vimi, your personal AI tutor that makes learning simple, fast, and fun. Vimi figures out your level and designs a personalized path that fits you. You’ll get quick, adaptive lessons that fill in your knowledge gaps and help you feel in control again. Vimi helps you finally feel confident in class with short, engaging lessons built around your school’s curriculum, so every topic you practice matches what you’re learning in school. It’s like having a friendly local tutor who explains things clearly, no confusing terms, just simple explanations that actually make sense. With Vimi, math feels approachable and fun, thanks to a game-like experience that keeps you motivated. Each session includes short exercises that focus on what you need most, instant feedback with helpful hints and full solutions, plus a progress tracker so you can see how far you’ve come. Learn key topics including: Fractions, percentages, equations, inequalities, geometry, functions, probability, statistics, logic, and more. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Halt AI

Features
Read full description

Halt AI is your pocket speech coach. Practice in private, get instant feedback on filler words, pacing, and clarity, and walk into your next meeting, presentation, or interview sounding sharp. WHAT IT DOES • Real-time transcription as you speak, with your words appearing live • Automatic filler detection: "um," "uh," "like," "you know," and more • Pacing and clarity scoring so you know where to focus • AI-generated coaching insights after every session, tailored to what you actually said • Streaks and milestones to keep daily practice going HOW IT WORKS 1. Pick a topic and a session length (30 seconds to 5 minutes) 2. Tap record and speak freestyle, or use a built-in prompt 3. See your transcript and grade in seconds 4. Read your AI coach's notes and try again WHO IT'S FOR • Founders pitching investors • Engineers presenting at standup • Students and Toastmasters working on public speaking • Job seekers prepping for interviews • Anyone who wants to sound more confident on Zoom • Anyone serious about leveling up their speaking PRIVACY FIRST Your audio is processed for transcription and coaching only. Recordings are tied to your account, never sold, and can be deleted from Settings → Delete Account at any time. Full policy at haltai.app/privacy-policy. SUBSCRIPTION Halt Core includes 60 audio sessions per month, AI coaching insights after every session, and streak tracking, available after a free trial. Subscriptions auto-renew and can be managed or cancelled in your Apple ID settings. Questions or feedback? support@haltai.app Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Vimi4 screens
Halt AI4 screens

Verdict

The call

The clearest difference is ads: Halt AI at none against Vimi's shown. Halt AI also leads on iOS requirement (15.1 vs 17.6). Vimi's advantage is update cadence (every 9 days vs monthly) and chart position (#96 vs unranked). On price, in-app purchases and device support there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Vimi sells 11 in-app purchases, starting at $19.99 per month and Halt AI sells 2 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Vimi ships an update every 9 days, Halt AI monthly. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

Scorecard4 real differences · 7 level
Vimi versus Halt AI: the parameters behind the verdict, then further details
ParameterVimiHalt AI
PriceFreeFree
Rating4.5 (1K ratings) — better—
Positive reviews58.4% of reviews—
Number of ratings1K — better—
Update frequencyEvery 9 days — betterMonthly
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree—
Best chart rank#96 — better—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.615.1 — better
Further details — not scored
Size123 MB53 MB
Age rating4+4+
DeveloperVIMI ADAPTIVE LEARNING LTDHussein Elhawary

In-app purchases

11 purchases

Vimi

Subscriptions11
  • Vimi Monthly Premium1 Month trial$19.991 Month
  • Vimi Monthly Premium3 Days trial2 variants$19.991 Month
  • summer_promotion1 Month trial$19.991 Month
Show 8 more
  • Vimi Monthly Premium7 Days trial$19.991 Month
  • Vimi monthly Premium$19.991 Month
  • Vimi Monthly Premium1 Month trial$24.991 Month
  • Vimi Quarterly Premium3 Days trial$44.993 Months
  • Vimi 3 months subscription3 Days trial$44.993 Months
  • Vimi Annual Premium3 Days trial$94.901 Year
  • Vimi Premium Annual7 Days trial$154.991 Year
  • Vimi Annual Premium$154.991 Year
2 purchases

Halt AI

Subscriptions2
  • Halt AI Core (Monthly)3 Days trial$14.991 Month
  • Halt AI Core (Yearly)3 Days trial$169.991 Year

Questions

Is Vimi free?
Vimi is free to download, with in-app purchases available.
Is Halt AI free?
Halt AI is free to download, with in-app purchases available.
Do Vimi or Halt AI have ads?
Vimi shows ads; Halt AI does not.
Which is updated more often, Vimi or Halt AI?
Vimi ships an update every 9 days, and Halt AI monthly. Most recently, Vimi was updated on October 30, 2026 and Halt AI on October 25, 2026.

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