N3 vs Pure Math Drills
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
N3
Master JLPT N3 grammar with over 300 practice questions and detailed explanations. This app covers all required sentence patterns for the N3 reading section, organized for easy understanding. Perfect for on-the-go learning.
- JLPT N3 grammar explanations
- Over 300 practice questions
- Detailed explanations for each pattern
- Covers all N3 reading sentence patterns
- One-handed operation
- Vocabulary marking and reinforcement
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1. Supports iPhone 4 and above, as well as all iPad and iPad Pro models. 2. The grammatical explanations are aligned with the new JLPT N3 proficiency test scope, including various sentence patterns, and fully comply with the new N3 exam guidelines. 3. Contains over 300 grammar practice questions, allowing learners to easily master the material in their spare time. 4. Includes detailed explanations. Through repeated practice with various question types, learners can achieve complete mastery. Whenever they encounter difficulties, they can always review the explanations to fully grasp the meaning and usage of each grammar pattern. 5. Compiles all sentence patterns required for the JLPT N3 reading section, organized in a simple and easy‑to‑understand way, with detailed explanations of each pattern. No professional grammar terminology beyond the learning scope is used. The app can be comfortably operated with one hand, making learning more efficient. 6. When encountering difficult or hard‑to‑memorize vocabulary, users can mark words with three different types of symbols. By tapping on any symbol‑marked word, they can repeatedly reinforce their practice.
Pure Math Drills
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Pure Math Drills is a fast, focused arithmetic trainer that decides what you should practice next. Open the app and you are already drilling. A short warm-up finds your level, then every problem is chosen from what you know, what is starting to fade and what is next: a stretch, not a slog. • Endless adaptive drill: no menus, no setup, no grade levels • Practice tracks for addition, subtraction, multiplication, division, negative numbers, fractions, decimals, percents, powers and roots, order of operations, and simple equations — turn on any combination in Settings • A visible timer bar on every problem that adapts to your own speed; running out of time never counts as a wrong answer • See exactly which problems you missed after every round, with the correct answers • Missed problems come back a few problems later, and mastered facts return for review before you forget them • A built-in keypad; correct answers advance instantly, and mistakes show the right answer in place • A quick check-in after every 10 problems • Settings for haptics and which skill families to practice • Available in English, Simplified Chinese and Traditional Chinese — the app follows your device's Language setting Your progress stays on your device. Pure Math Drills has no ads, no accounts and no tracking. If you used version 1.1, your practice history carries over.
Screenshots
Verdict
The clearest difference is update cadence: Pure Math Drills at every 5 days against N3's every 25 months. Pure Math Drills also leads on iOS requirement (18.4 vs 26.0). On price, ads, 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. Neither carries in-app purchases, so what you see is what you pay.
N3 ships an update every 25 months, Pure Math Drills every 5 days. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.
| Parameter | N3 | Pure Math Drills |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Every 25 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 26.0 | 18.4 — better |
| Further details — not scored | ||
| Size | 16 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Yamase & Touwa Japanese Insititute | Scriven |
In-app purchases
N3
No in-app purchases
Pure Math Drills
No in-app purchases









