Comparison

MATRIX LIBRARY vs OPENskill

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

Head to head

MATRIX LIBRARY

KNOWLEDGE & INFORMATION

About

MATRIX LIBRARY

Features

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MATRIX (MATRIX – KNOWLEDGE & INFORMATION SERVICES SOLUTION) Features - Allow member to search for books and resources from Library database - Login to see your account summary and personal details - Hold/Renew books and resources - Library news/announcement - Online Resources

About

OPENskill

Features

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OPENskill makes learning fun and engaging! - Bite-sized lessons designed for easy understanding - Mini-quizzes that challenge your thinking - Earn XP and track your daily progress - Keep your streak alive and build habits that last - Cute characters and a vibrant interface for all ages Key Features • Lessons with simple visuals and examples • Interactive quizzes to reinforce learning • XP & Achievement system to motivate progress • Personal profile to track stats and milestones Start your learning journey today. Grow your skills while having fun with OPENskill

Screenshots

MATRIX LIBRARY4 screens

OPENskill4 screens

Verdict

The call

The clearest difference is update cadence: OPENskill at every 3 weeks against MATRIX LIBRARY's every 2 months. 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

MATRIX LIBRARY ships an update every 2 months, OPENskill every 3 weeks. The most recent releases landed on September 8, 2026 and September 9, 2026 respectively.

Scorecard1 real difference · 5 level

MATRIX LIBRARY versus OPENskill: the parameters behind the verdict, then further details
Parameter	MATRIX LIBRARY	OPENskill
Price	Free	Free
Update frequency	Every 2 months	Every 3 weeks — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	14.0 — better	15.0
Further details — not scored
Size	8 MB	33 MB
Age rating	4+	9+
Developer	VI SERVICES LTD.	SiamSquared Technologies (Thailand) Co., Ltd.

In-app purchases

None

MATRIX LIBRARY

No in-app purchases

None

OPENskill

No in-app purchases

Questions

Is MATRIX LIBRARY free?

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

Is OPENskill free?

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

Do MATRIX LIBRARY or OPENskill have ads?

Neither MATRIX LIBRARY nor OPENskill shows ads.

Which is updated more often, MATRIX LIBRARY or OPENskill?

MATRIX LIBRARY ships an update every 2 months, and OPENskill every 3 weeks. Most recently, MATRIX LIBRARY was updated on September 8, 2026 and OPENskill on September 9, 2026.