Seismic tracker vs Kana Hustle
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Seismic tracker
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Stay informed about global seismic activity with an interactive map that displays earthquakes in real time. You can filter events by intensity, switch between different map styles including a 3D globe view and even replay recent earthquakes with the built-in player. The app also provides daily statistics and lets you explore past events to spot trends or revisit major quakes. Whether you're a curious observer or a dedicated enthusiast, this app brings the world’s seismic activity to your fingertips.
Kana Hustle
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Discover the beauty of Japanese characters! Master hiragana and katakana easily with customizable practice and fonts. Download Kana Hustle now! Introducing Kana Hustle - Your Gateway to Mastering Hiragana and Katakana! Embark on a captivating journey into the world of Japanese characters with Kana Hustle, your all-in-one companion for learning and mastering the art of hiragana and katakana. 1. Unveil the Beauty: Immerse yourself in the elegance of Japanese script as you explore each character's intricate strokes. From あ to ん, and ア to ン, Kana Hustle brings you an array of customizable fonts to suit your aesthetic preferences. 2. Elevate Learning: Whether you're a beginner or striving to enhance your language skills, Kana Hustle provides a comprehensive learning experience. Tailor your practice by selecting specific rows of hiragana and katakana characters, or challenge yourself by embracing them all. 3. Translate with Ease: Dive into the world of transliteration as you pair each character with its corresponding romaji translation. Uncover the linguistic melody of Japan through meaningful engagement with each character's pronunciation. 4. Master Your Way: Strive for mastery at your own pace. Kana Hustle lets you determine the number of attempts you need to correctly identify a character before revealing its true form. 5. Gamified Learning: Learn the Japanese 50-sound kana efficiently through our specially designed games—turning the learning process into a rewarding experience full of accomplishment. Unlock the wonders of Kana Hustle without any barriers. Delve into the mesmerizing world of hiragana and katakana characters, all at your fingertips, without any hidden costs. Embark on a journey of linguistic discovery as you unravel the secrets of Japanese writing with Kana Hustle. Download now and let the blossoms of knowledge and culture flourish in your hands. Experience the elegance of hiragana and katakana characters like never before. Download Kana Hustle on the iOS App Store today and start your adventure towards mastering the art of Japanese script!
Screenshots
Verdict
The clearest difference is update cadence: Seismic tracker at every 10 days against Kana Hustle's every 5 months. Kana Hustle's advantage is iOS requirement (15.0 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.
Seismic tracker ships an update every 10 days, Kana Hustle every 5 months. The most recent releases landed on October 19, 2026 and October 18, 2026 respectively.
| Parameter | Seismic tracker | Kana Hustle |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 days — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, Apple Watch | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 147 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Raphael Lesourd | 守恒 王 |
In-app purchases
Seismic tracker
No in-app purchases
Kana Hustle
No in-app purchases
Questions
Is Seismic tracker free?
Is Kana Hustle free?
Do Seismic tracker or Kana Hustle have ads?
Which is updated more often, Seismic tracker or Kana Hustle?
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