サクッと語彙力クイズ・大人の言葉1問1答【サクトレ】

[Pricing] Some questions are available for free trial. All questions can be unlocked with a one-time purchase of 980 yen (no monthly fees).

Improve your adult vocabulary quickly with a 4-choice quiz with one question and one answer.

Includes approximately 160,000 words. Questions are presented at 20 levels, from easy words to difficult words that even avid readers might struggle with.

It can be used without ads or internet connection, so you can concentrate on learning during your commute or in your spare time.

■ Recommended for:
・Working adults who want to increase their vocabulary and gain confidence in their speaking and writing skills
・People who want to learn correct language usage and honorifics in business settings
・People who want to improve their Japanese language skills for job hunting or entrance exams
・People who enjoy reading and trivia and want to encounter new words
・People who want to use their brains in their spare time as a form of brain training

■ Features
[Approximately 160,000 words, 20 levels]
Questions are divided into 5 level tiers (4 levels each).

* Basic: Words almost every adult knows
* Standard: Common vocabulary for working adults
* Advanced: Words that set you apart when used correctly
* Difficult: Words known to avid readers
* Extremely Difficult: Rare and specialized words

[Two Question Formats]
Questions are presented in both "Word → Meaning" and "Meaning → Word" formats. This helps you not only understand the meaning but also recall and use the words effectively.

[Wide Range of Fields]
Includes vocabulary from various fields such as four-character idioms, proverbs and idiomatic expressions, honorifics and business terms, katakana words, native Japanese words, Chinese loanwords, law and economics, medicine, history, literature and elegant language, plants and animals, cooking, sports, IT, and more.

[Detailed Explanation]
After answering, the reading, meaning, example sentence, supplementary information, and field are displayed. In "Meaning → Word" questions, you can also check the readings of the other answer choices.

[Random Question Selection]
Questions are prioritized based on questions you haven't yet answered or questions you've repeatedly answered incorrectly. This allows you to efficiently learn words you struggle with.

【Setting Your Level】
Choose a level, and the app will present questions from words at or above that level.

【Ease of Use】
- No ads
- No internet connection required
- No account registration required
- Adjustable font size
- Compatible with iPhone and iPad

■ Pricing
The first set of questions (approximately 1,000 questions) for each level is free.

Other questions can be unlocked by purchasing the "Unlock All Features" in-app purchase. This is a one-time purchase with no additional charges.

■ Sakutore Series
Sakutore is a series of learning apps that allow you to quickly learn in your spare time with a question-and-answer format. Apps for four-character idioms, proverbs, and Kanji proficiency tests are also available.