171+ iOS apps curated and reviewed
Every iPhone needs a few good n4studies apps. We benchmark 171+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | $1.99 | 5.0★ (1) | No | No | Jun 2026 |
| 2 |  | Free | 4.8★ (111K) | No | Yes | Aug 2026 |
| 3 |  | $7.99 | — | No | No | Jul 2026 |
| 4 |  | Free | 4.8★ (54K) | Yes | Yes | Aug 2026 |
| 5 |  | Free | 3.5★ (105) | No | No | Jul 2026 |
| 6 |  | Free | 4.6★ (63K) | Yes | Yes | Aug 2026 |
| 7 |  | Free | 4.0★ (8) | Yes | No | Jul 2026 |
| 8 |  | Free | 4.4★ (14) | Yes | No | Jul 2026 |
This application simplifies sample size and study power calculations for various research designs. It offers tools for estimating population means and proportions, comparing groups, and analyzing different study types like case-control and randomized controlled trials. Results can be easily shared via email.
This AI-powered English tutor helps you practice conversations, improve pronunciation, and build vocabulary for real-life scenarios like job interviews and presentations. It offers personalized learning paths and instant feedback to boost your speaking confidence.
This app uses AI to help you improve your speaking fluency in various languages. Engage in simulated conversations, receive instant feedback on pronunciation and intonation, and track your progress to become a confident speaker.
This app aims to understand users' daily lifestyles and provide necessary services digitally. It offers a simple, reliable, fast, and innovative super app designed for everyone's future lifestyle.
This AI-powered platform helps you speak languages with confidence through personalized learning paths and real-life conversation practice. It offers expert-designed courses, instant feedback on pronunciation, and a supportive environment to achieve your language goals.
This app is a comprehensive Japanese grammar learning assistant. It provides detailed explanations, example sentences, and comparisons of similar grammar points to help learners overcome difficulties. Features include daily grammar cards, categorized lessons, quick search, and a practice test bank.
Prepare for JLPT N5, N4, and N3 exams with this educational app. It offers comprehensive practice in grammar, kanji, vocabulary, listening, and reading comprehension to help you succeed.
Access essential campus information and services on the go. Find maps, course details, faculty contacts, and event schedules. Receive important alerts and news directly to your device.
This app provides maintenance, repair, and cleaning services for individuals and companies. Services can be accessed through annual, monthly, or hourly contracts.
Master Japanese vocabulary and kanji for JLPT exams from N5 to N1. Features include audio pronunciation, flashcards, listening exercises, and progress tracking to aid memorization and test preparation.
Create professional-sounding beats on your mobile device with a wide variety of samples, including those inspired by famous songs. Enhance your tracks with effects, use a metronome for perfect timing, and record your creations to share.
This app provides accurate English-Chinese translation using advanced AI and NMT technology. It features real-time voice and photo translation, making it an ideal tool for travelers and language learners. Build your vocabulary with personalized word lists and access exam-specific word banks.
This app offers a comprehensive Japanese vocabulary learning experience with a vast selection of wordbooks covering textbooks, proficiency tests, and daily life. It features interactive learning methods, AI-powered pronunciation feedback, and gamified challenges to make memorization effective and enjoyable.
Access NVIDIA employee tools and company news on your mobile device. Quickly find information, connect with colleagues, and utilize AI resources.
Master Japanese Kanji for the JLPT exam with this comprehensive learning app. It offers smart review, stroke order guidance, and vocabulary practice, organized by JLPT levels N5-N1.
Prepare for your 2026 DMV written test with a comprehensive system designed for success. Access state-specific content, practice with real exam questions, and master road rules for car, CDL, and motorcycle licenses. Aimed at helping you pass on your first attempt.
This app helps you memorize Japanese kanji, radicals, and primitive elements for the JLPT N5 level. It offers various practice drills and flashcards, with options for JLPT or Jōyō Kanji order. It's a free, ad-free demo version of a larger Kanji study tool.
This official university app serves as a central hub for campus information. It offers personalized content for students, alumni, faculty, staff, visitors, and prospective students.
This app provides audio for vocabulary and reading passages from a Japanese language textbook. Learn 1,800 words by category, practice with reading passages, and track your progress. Audio is free, but translations require a purchase.