Comparison

NaruTango vs LockBox

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

Head to head
About

NaruTango

This app helps you memorize Japanese vocabulary for the JLPT exams (N1-N5) using flashcards. It offers pronunciation, customizable learning modes, and supports multiple devices for a seamless study experience.

Highlights
  • JLPT N1-N5 vocabulary lists
  • Flashcard learning with customizable display
  • High-quality real-person pronunciation
  • Gojūon (kana) learning
  • Cross-device data sharing
Features
Read full description

NaruTango is a learning software that focuses on JLPT (N1~N5) Japanese vocabulary memorization. It displays vocabulary content in the form of cards with a simple design style. It continuously aims to optimize the user's learning experience. Its main contents are: 【JLPT N1~N5 Vocabulary】 Contains commonly used and frequently tested Japanese words. Choose the appropriate vocabulary list to learn according to your needs. 【Light Test】 Lightweight word memorization method, supports display and hiding of words, kana, words and kana, definitions, etc. to enhance word learning and consolidation 【Gojūon】 Uses high-quality real-person pronunciation, supports Seion, Dakuon, Handakuon, and Yōon, and supports viewing hiragana, katakana, and all. 【Data Sharing】 Supports device data sharing on multiple platforms (iPhone, iPad, Mac with M1 chip and above, etc.) 【Feedback】 If you feel that NaruTango helps you, please give a good review. Thank you for your support. If you encounter any problems or have any good suggestions, you can contact us (App main interface -> My homepage -> Click the "Feedback" button -> Feedback), or directly comment and give feedback on the AppStore. Thank you again for your support. (Feedback e-mail address: tomatodict@gmail.com) - Privacy: https://www.yoututech.cn/narutango/privacy.html - Terms: https://www.yoututech.cn/narutango/terms.html

About

LockBox

Securely encrypt, manage, and play videos, images, and PDFs. Offers advanced security features, flexible licensing, and cross-platform support for creators and businesses.

Highlights
  • Video, image, and PDF encryption
  • Batch encryption and archiving
  • Screen recording protection
  • License verification and expiration
  • Cross-platform support
  • Membership and e-commerce integration
Features
Read full description

App Description LockBox is a professional platform for digital content encryption, licensing, and secure playback. It is designed for creators, educational institutions, businesses, and digital content publishers. Protect, distribute, authorize, and securely play your videos, images, and PDF files with an all-in-one content protection solution. Secure Playback Experience Supports smooth playback of videos up to 8K resolution. Real-time backend decryption during playback helps protect original content. Supports local files, online files, and cloud storage files. Optimized for large files with fast loading and smooth playback. Professional Encryption Supports video encryption. Supports image encryption. Supports PDF encryption. Supports folder encryption. Supports batch encryption. Package multiple files into a single encrypted archive for easier management and distribution. Advanced Security Protection Provides multiple layers of security to help reduce the risk of unauthorized access, recording, and content distribution. Supports screen recording protection. Supports runtime environment security detection. Supports capture device risk protection. Supports secure backend encryption. Supports license verification. Flexible Licensing Supports category license codes. Supports file license codes. Supports device quantity limits. Supports platform-specific authorization. Supports license expiration settings. Supports WeChat verification. Designed to meet a wide range of digital content distribution and management requirements. Business Features Supports membership management. Supports self-service purchases. Supports e-commerce platform integration. Helps creators and businesses build efficient digital content sales and distribution solutions. Cross-Platform Support Enjoy a consistent and secure experience across multiple platforms. Ideal For Online courses. Corporate training. Digital learning materials. Photography portfolios. Design assets. Business documents. Digital copyright protection. Private file management. Why Choose LockBox Professional digital content protection. High-performance media playback. Flexible licensing management. Comprehensive security protection. Whether you are an independent creator, an educational institution, or an enterprise, LockBox helps you protect, manage, and distribute your digital content more securely and efficiently.

Screenshots

NaruTango4 screens
LockBox3 screens

Verdict

The call

The clearest difference is monetization model: NaruTango at free against LockBox's free with in-app purchases. NaruTango also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and in-app purchases 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

Both are free to download. NaruTango sells 6 one-off in-app purchases and LockBox sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

NaruTango ships an update every 2 weeks, LockBox weekly. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 8 level
NaruTango versus LockBox: the parameters behind the verdict, then further details
ParameterNaruTangoLockBox
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings—1 — better
Update frequencyEvery 2 weeksWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS13.0 — better15.0
Further details — not scored
Size642 MB136 MB
Age rating4+4+
DeveloperGuangzhou Youtu Information Technology Co., Ltd.长松 孙

Customer experience

NaruTango

Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

LockBox

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

6 purchases

NaruTango

One-time6
  • JLPT N1 Word List$6.99
  • JLPT N3 Word List$6.99
  • JLPT N2 Word List$6.99
Show 3 more
  • Kaoyan Word List$8.99
  • JLPT Word Lists$14.99
  • NaruTango Pro$24.99
3 purchases

LockBox

One-time3
  • 1000 coin$1.99
  • 10000 coin$17.99
  • 100000 coin$149.99

Questions

Is NaruTango free?
NaruTango is free to download, with in-app purchases available.
Is LockBox free?
LockBox is free to download, with in-app purchases available.
Do NaruTango or LockBox have ads?
Neither NaruTango nor LockBox shows ads.
Which is updated more often, NaruTango or LockBox?
NaruTango ships an update every 2 weeks, and LockBox weekly. Most recently, NaruTango was updated on October 30, 2026 and LockBox on November 5, 2026.

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