Plan Benefits

Addon T

Optional plan for additional feature users

Addon T Subscription Guide

Subscription Guide

Additional Fee Comparison by Feature (-25%)

Review successful usage only. Math similar-question generation applies academy contract prices first; Questi uses actual user plan/generation prices.

{billableCount} billable items / {totalCount} total items

Billing by feature

Billing Invoice

View Book Chat web usage trends by day/week/month/custom range.

Book Chat Trend

View library/Book Chat OCR analysis usage trends by day/week/month/custom range.

Book OCR Analysis Trend

Admin Console

View cramming usage trend over day/week/month/custom range.

Cramming Trend

View generation/review trends and key operational metrics in one place.

Analyze similar-problem generation trends

Generation

My DB

Review

Manage user list and feature restrictions

User Controls

Admin Dashboard

View 1:1 tutor explanation usage trend over day/week/month/custom range.

1:1 Tutor Trend

View document conversion usage trend over day/week/month/custom range.

Doc Conversion Trend

View essay correction usage trend over day/week/month/custom range.

Essay Correction Trend

View exam similarity analysis usage trends by day/week/month/custom range.

Exam Similarity Analysis Trend

View exam analysis usage trend over day/week/month/custom range.

Exam Analysis Trend

View find question (source) usage trend over day/week/month/custom range.

Find Question Trend

View English similar problem generation usage by hour, day, week, month, or a custom period.

English Similar Problems Usage Trend

View Korean similar problem generation usage by hour, day, week, month, or a custom period.

Korean Similar Problems Usage Trend

View math similar problem generation usage by hour, day, week, month, or a custom period.

Math Similar Problems Usage Trend

View STEAM problem generation usage trends by day/week/month/custom range.

STEAM Problem Trend

View similar-problem generation trends by day/week/month/custom period.

Generation Usage

View handwritten solution usage trend over day/week/month/custom range.

Handwritten Solution Trend

View Labeling API usage trends by day/week/month/custom range.

Labeling API Trend

View math manipulative usage trend over day/week/month/custom range.

Math Tool Trend

View My DB registration trend over day/week/month/custom range.

My DB Trend

View review usage trends by day/week/month/custom period.

Review Usage

View item review and shortcut usage trend over day/week/month/custom range.

Review/Shortcut Trend

View syntactic analysis usage trend over day/week/month/custom range.

Syntactic Analysis Trend

Compare generation/review/My DB trends across one or more users.

User Statistics

Browse paginated users, change memberships, grant credits, and manage per-user feature restrictions.

Add custom feature

Allowed add-on features

Deduct User Credits

Grant User Credits

Change User Feature Restrictions

Change User Membership

All users

Users

User usage summary

View lecture video analysis usage trends by day/week/month/custom range.

Lecture Video Analysis Trend

View English vocabulary builder usage trends by day/week/month/custom range.

Vocab Builder Trend

View educational webtoon usage trend over day/week/month/custom range.

Edu Webtoon Trend

Meet the Questi teachers who will guide your learning journey!
Which teacher will be the perfect match for you?

Introducing Teacher Questi

"Got a question? 
Want to talk to me about it?"

Anser

Kedu

"Need help with
complex logical reasoning?"

Questi

High quality

Standard

AI model

Edit image

Share webtoon

AI Webtoon Generator

Upload Image

Stage complete!

At {hour} o'clock, what is the angle between the hands?

What is the difference between the two angles?

About how many degrees is this angle? Estimate by eye!

A fan is opened {deg}°. How many more degrees to reach a half turn (180°)?

Make {deg}°!

Align the protractor and read the scale

Cut a pizza into {slices} equal slices — how many degrees is one slice?

How many degrees is this angle?

What is the missing angle of the quadrilateral?

What is the missing angle of the triangle?

Join the two angles — how many degrees?

Angle lab

Edit title

Widget BookChat

Start Chat

Analyzing "{fileName}"

Save the image with the rotation applied?

Save changes?

Untitled

Delete FAQ

Frequently Asked Questions

Support Center

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A space to post various inquiries about Questi.

Edit Inquiry

Inquiry

Title

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Edit Killer Problem

Registration Failed

Registration Complete

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A space for events and various launch news.

Failed to pin/unpin

A space where all users can upload and share problems together.

Problem Market

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Edit Reply

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SUCCESS

Choose a book from your Bookchat library, then select pages just like you do with a local PDF.

Upload your study materials and we'll automatically create cramming questions for you.

AI is analyzing learning materials and creating questions.
Please wait a moment

AI is grading your answers.
Please wait a moment.

AI reads your textbook and creates key questions for you.

Upload your textbook and get cramming questions ready!

 ready!

Upload your textbook and get 

cramming questions

Quiz {count} questions

Delete All Textbook

Your typed answers are not saved or graded. This page shows the prepared sample result.

These are sample answers and results

2022 Revised Probability and Statistics Jihaksa textbook, 2024 Algebra and Geometry textbook

Cram Quiz Generation

Deleted and requires additional generation.

Empty question slot

If you save after deleting,
a new quiz will be created without the deleted questions.

Save deletion changes?

Failed to update the title.

Questions have been successfully generated.

Quiz is ready!

Quiz Title

Only people with the link can participate.

Share the quiz?

Your quiz has been successfully generated

Quiz Ready!

Problem Settings

Converting into memorable quizzes.

Scanning Memory Points

Please wait a moment. Results will arrive soon.

Quiz Results

Analyzing your answers and generating results.

Analyzing Results

Enter the name to display in this cramming.

Edit my name

Name

Scan the QR code or share the link with the button below.

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Cram

Learning Mode

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From your 2nd attempt, your score will not be counted in ranking.

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My History

Check the credits that will be used for this run.
Additional features are automatically discounted by your add-on plan.

Check the credits that will be used for this run.
Credits are consumed based on the options you selected.

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Confirm the credits to recharge and payment amount.