Comparison

NCERT KATBOOK vs STEMQuest

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

Head to head

Learning can be fun

About

NCERT KATBOOK

Features

Read full description

NCERT KATBOOK is your all-in-one digital educational app designed to make NCERT books freely accessible anytime, anywhere. Developed in collaboration with NCERT, it’s built for students, teachers, and lifelong learners worldwide. Enjoy an interactive and seamless reading experience that brings the future of learning into your hands — free for everyone.

About

STEMQuest

Features

Read full description

STEMQuest is an educational iOS/iPadOS app designed to help students master essential academic skills through engaging, interactive learning modules. The app combines gamification with proven practice techniques to make learning fun and effective.

Screenshots

NCERT KATBOOK4 screens

STEMQuest3 screens

Verdict

The call

The clearest difference is update cadence: NCERT KATBOOK at every 8 days against STEMQuest's every 4 weeks. NCERT KATBOOK also leads on iOS requirement (15.1 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

NCERT KATBOOK ships an update every 8 days, STEMQuest every 4 weeks. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

Scorecard2 real differences · 4 level

NCERT KATBOOK versus STEMQuest: the parameters behind the verdict, then further details
Parameter	NCERT KATBOOK	STEMQuest
Price	Free	Free
Update frequency	Every 8 days — better	Every 4 weeks
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	15.1 — better	26.0
Further details — not scored
Size	68 MB	7 MB
Age rating	4+	4+
Developer	sarath kakumanu	HANG ZHENG

In-app purchases

None

NCERT KATBOOK

No in-app purchases

None

STEMQuest

No in-app purchases

Questions

Is NCERT KATBOOK free?

NCERT KATBOOK is free to download, with no in-app purchases.

Is STEMQuest free?

STEMQuest is free to download, with no in-app purchases.

Do NCERT KATBOOK or STEMQuest have ads?

Neither NCERT KATBOOK nor STEMQuest shows ads.

Which is updated more often, NCERT KATBOOK or STEMQuest?

NCERT KATBOOK ships an update every 8 days, and STEMQuest every 4 weeks. Most recently, NCERT KATBOOK was updated on October 10, 2026 and STEMQuest on October 9, 2026.