BrainBoost vs Sakura Tutor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BrainBoost
This AI-powered assistant helps students understand complex subjects with step-by-step solutions, personalized study materials, and interactive learning tools. Convert notes into flashcards, quizzes, or even a study podcast to master your coursework.
- Photo problem solver with step-by-step solutions
- Convert notes into flashcards, quizzes, and study guides
- AI chat for homework help and exam preparation
- Create study podcasts from your material
- Integrates with Google Calendar, Canvas, and more
- Voice Tutor for interactive problem-solving
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Turn confusion into clarity in seconds. BrainBoost: AI Study Assistant helps you understand your classes, not just finish them. Snap a problem, ask anything, or turn your notes into flashcards, quizzes and a study podcast. Learn the why behind every answer. WHY STUDENTS USE IT • Photo Solve: Snap handwritten or printed problems and get clear, step-by-step solutions. • Learn the Why: See the reasoning behind each step and ask follow-ups until it clicks. • AI Chat That Creates: Ask for a study guide, outline, slide deck, spreadsheet or quiz and get a finished file. Edit it by asking, then download it as PDF, Word, PowerPoint or Excel. • Voice Tutor (Premium): Talk through problems out loud in 9 natural voices while your tutor puts notes and steps on screen. • Top AI Models: Premium lets you pick from leading AI models, or let Auto choose a fast, capable one for you. • Connect Your Apps: Link Google Calendar, Drive, Canvas, Google Classroom, Notion and more. Ask "What's due this week?" and approve every change before it happens. • Built for Real Coursework: Algebra through calculus, physics, chemistry, biology, literature, history, economics, coding and more. • No Account Required: Start instantly. Sign in with Apple or Google to sync across iPhone, iPad and the web. WHAT'S INCLUDED • AI Chat: Homework help, exam prep, web search with sources, and photo and document understanding. • Study Sets: Turn notes, PDFs, photos, links, videos or audio into study guides, flashcards, quizzes, games and a tutor that knows your material. • Study Podcast: Hear your material as a two-host podcast. • Projects: Build study tools, sites and apps by describing them. • Classes: Join your teacher's class to get assignments and live quizzes. • Discover: Daily stories from science, tech, world news and your school, turned into quick lessons. • Writing Tools: AI Detector and Style & Tone Refiner. • Scientific Calculator and Unit Converter. • Lecture Notes (Premium): Turn video or audio into organized notes. • AI Images and Study Videos: Create visuals and short study clips in chat. FREE PLAN • A daily AI allowance for chat, scans, study sets and more that resets every day. Profile shows exactly how much you have left. • Up to 5 AI images per day. • Earn bonus uses by watching a short ad (+2) or sharing the app (+3). • Ads may appear. BRAINBOOST AI PREMIUM • 500 flexible AI uses daily with your choice of top AI models. • Voice Tutor: 20 spoken minutes per day. • 30 AI images and up to 2 study videos per day. • 2 lecture note transcriptions per day (up to about 60 minutes each). • More Study Sets and podcast time, full history, priority processing and no ads. • Choose weekly, monthly or yearly. Current prices are shown in the app before you subscribe. Payment is charged to your Apple ID at confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period, and your account is charged for renewal within 24 hours before the period ends. Manage or cancel anytime in your App Store account settings. Prices are in U.S. dollars and may vary by country. AI can make mistakes. Check important info. Privacy Policy: https://brainbooststudy.com/privacy Terms of Service: https://brainbooststudy.com/terms Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Sakura Tutor
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Learn to actually SPEAK Japanese — not just memorize words. Sakura Sensei is an AI Japanese teacher that helps you build real speaking confidence through natural conversation. No more silent learning. Start speaking from day one. HOW IT WORKS: • AI Conversation Practice — Talk to Sakura like a real teacher. Ask in English, learn to say it in Japanese, and get instant feedback. • Pronunciation Scoring — Record your voice and get scored on accuracy. The AI analyzes your pronunciation and tells you exactly what to improve. • Grammar Corrections — Real-time feedback on particles, verb conjugation, and keigo (honorifics). Sakura explains mistakes in clear English. • Kana & Writing Practice — Master hiragana and katakana with interactive grid, stroke-by-stroke writing practice, and quizzes. • JLPT Level System — Start at N5 and progress through N4, N3, N2, and N1. Every lesson adapts to your level. • Audio Playback — Hear every phrase pronounced by a native Japanese speaker (Microsoft Nanami voice). • Free Daily Lessons — Practice 5 conversations per day free. Upgrade to Pro for unlimited access. WHY LEARNERS LOVE IT: "Finally an app that actually teaches me to speak, not just tap flashcards" "It's like having a Japanese tutor in my pocket" "The pronunciation feedback is incredible — it caught my 'r' sound immediately" Whether you're planning a trip to Tokyo, studying for the JLPT, or just love Japanese culture — Sakura Sensei gets you speaking real Japanese. Download free and start your first lesson today. Terms of Use: https://cyan0914.github.io/ai-japanese-tutor/terms.html Terms of Use(EULA): apple.com/legal/itunes/appstore/dev/stdeula Privacy Policy: https://cyan0914.github.io/ai-japanese-tutor/privacy.html
Screenshots
Verdict
The clearest difference is ads: Sakura Tutor at none against BrainBoost's shown. On price, update cadence, 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
Both are free to download. BrainBoost sells 3 in-app purchases, starting at $5.99 per 7 days and Sakura Tutor sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
BrainBoost ships an update every 5 days, Sakura Tutor every 3 days. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.
| Parameter | BrainBoost | Sakura Tutor |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (8 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 8 — better | — |
| Update frequency | Every 5 days | Every 3 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 162 MB | 29 MB |
| Age rating | 12+ | 4+ |
| Developer | SETH CLAYTON PINE | 皓嘉 张 |
In-app purchases
BrainBoost
- Premium Weekly$5.997 Days
- Monthly Premium$19.991 Month
- Yearly Premium3 Days trial$149.991 Year
Sakura Tutor
- Sakura Pro Monthly$9.991 Month
- Sakura Tutor$19.993 Months
- Sakura Tutor$49.991 Year









