Comparison

N4 vs SuperExcavator

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

Head to head
About

N4

Master JLPT N4 grammar with this app. It organizes sentence patterns with clear explanations in Chinese and provides practice questions. Easily mark difficult words for review to improve your exam performance.

Highlights
  • JLPT N4 grammar organization
  • Detailed sentence pattern explanations
  • Chinese language explanations
  • Word marking for review
  • Over 300 practice questions
Features
Read full description

1. The grammatical explanations are aligned with the new Japanese Language Proficiency Test standards, including various sentence patterns, and fully comply with the new test guidelines. Contains over 300 grammar practice questions. 2. Allows learners to easily master the material in their spare time. 3. Compiles all sentence patterns required for the JLPT N4 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. 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. 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. 6. In addition to providing Chinese translations for the example sentences within the grammar explanations, the app also allows users to check explanations anytime they encounter something they don't understand. This effectively helps learners master key grammar points and sentence structures, strengthening their overall grasp of grammar patterns. 7. Supports iPhone 4 and above, as well as all iPad models.

About

SuperExcavator

Features
Read full description

Super Excavator - TUTUKidsFun: Here, children step into the role of little drivers, getting to know all kinds of vehicles—excavators, cement mixers, cranes. What do they do? How do they work together to complete tasks? What protective professions are needed? How do the drivers operate them? Through everyone's hard work, what kind of results can be achieved? With a variety of fun mini-challenges, kids can develop multiple skills, including hand-eye coordination, color and shape matching, and observation and memory, all while playing in a relaxed and enjoyable way. They can freely assemble various cool vehicle models, sparking their boundless imagination. By building a beautiful house together, children can develop an emotional understanding that hard work creates a better life. "TUTUKidsFun" is a series of educational games designed for children aged 2-8. Through play, kids explore, practice, and learn. It offers the most fun and healthy educational games for children. ‌***No ads, no addiction.‌ ‌***Officially licensed by Oxford University Press.‌ ‌***Content suitable for children aged 3 and up. No violence, perfect for family playtime.‌ ‌***Original, self-developed, and published by TUTUKidsFun. From the Developers:‌ The creators of TUTUKidsFun are parents with years of experience in education and gaming. Driven by the responsibility of parenthood, our sole mission is to nurture children's healthy and intellectual growth. We believe technology can make learning more engaging, effective, and enjoyable—encouraging kids to share experiences with parents and friends. Contact Us:‌ Search for the official WeChat account ‌"TUTUKidsFun"‌ or email ‌partner@tutukidsfun.com‌. 《Super Excavator》Subscription Guide:‌ ‌Subscription Options‌ You can choose a ‌VIP Monthly Card‌, ‌VIP Quarterly Card‌, or ‌VIP Annual Card‌. During the subscription period, you will unlock all content on the platform. ‌Auto-Renewal Policy‌ Your subscription will automatically renew upon expiration. If you wish to disable auto-charging, please turn off ‌"Auto-Renew"‌ in your account settings. You may cancel your subscription anytime without any fees or penalties. (Note: Unused portions of your subscription will not be refunded.) ‌Contact Us‌ For any inquiries, please email ‌partner@tutukidsfun.com‌. Thank you for your support! Privacy Policy‌ For more details, please visit our Privacy Policy. If you need assistance, contact us at ‌partner@tutukidsfun.com‌. Privacy Policy:https://tutukids-1309547917.cos.ap-shanghai.myqcloud.com/html/Privacy.SuperExcavator.html Terms of Service:‌ https://tutukids-1309547917.cos.ap-shanghai.myqcloud.com/html/Protocol.html

Screenshots

N44 screens
SuperExcavator4 screens

Verdict

The call

The clearest difference is price: SuperExcavator at Free against N4's $9.99. SuperExcavator also leads on update cadence (every 2 weeks vs every 6 months) and iOS requirement (15.0 vs 26.0). N4's advantage is in-app purchases (none vs 3). On ads 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

SuperExcavator is free to download; N4 costs $9.99 up front. SuperExcavator sells 3 in-app purchases, starting at $0.99 per month. N4 asks for nothing beyond the download.

UpkeepUpdate frequency

N4 ships an update every 6 months, SuperExcavator every 2 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard4 real differences · 4 level
N4 versus SuperExcavator: the parameters behind the verdict, then further details
ParameterN4SuperExcavator
Price$9.99Free — better
Positive reviews0.0% of reviews—
Update frequencyEvery 6 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS26.015.0 — better
Further details — not scored
Size19 MB206 MB
Age rating4+4+
DeveloperYamase & Touwa Japanese InsitituteTUTU KIDS FUN Network Technology (Shanghai) Co., Ltd.

In-app purchases

None

N4

No in-app purchases

3 purchases

SuperExcavator

Subscriptions3
  • 图图星球超级挖掘机VIP-1个月$0.991 Month
  • 图图星球超级挖掘机VIP-3个月$1.993 Months
  • 图图星球超级挖掘机VIP-1年$4.991 Year

Questions

Is N4 free?
N4 costs $9.99, with no in-app purchases.
Is SuperExcavator free?
SuperExcavator is free to download, with in-app purchases available.
Do N4 or SuperExcavator have ads?
Neither N4 nor SuperExcavator shows ads.
Which is updated more often, N4 or SuperExcavator?
N4 ships an update every 6 months, and SuperExcavator every 2 weeks. Most recently, N4 was updated on November 1, 2026 and SuperExcavator on November 3, 2026.

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