Comparison

Note Mplus vs PhysKey Custom

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

Head to head
About

Note Mplus

Features
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Note M+ is a simple note-taking app that allows you to seamlessly write text and mathematical formulas within the same note. It is specially designed for notes containing math equationsβ€”which are notoriously difficult to type in standard note apps. It's the perfect tool for mathematics, physics, engineering, statistics, and certification studies. Using your standard keyboard, you can easily insert formula commands and edit them in real-time. Whether you are taking class notes, summarizing key points, solving practice problems, drafting reports, brainstorming ideas, or reviewing for exams, Note M+ is highly versatile for any situation that involves math. Key Features: - Combine text and mathematical formulas in a single note - Clear, easy-to-read rendering of equations - Ideal for study notes, practice problems, and report drafting - Dark mode support - Simple, lightweight, and smooth user experience - Save formulas as images Supported Math Expressions: - Basic arithmetic operations - Fractions - Square roots - Trigonometric functions - Greek letters - Integrals - Sets - Vector symbols - Matrices Note M+ is a casual, user-friendly app built for anyone who works with math!

About

PhysKey Custom

Read full description

A custom keyboard built for science and math enthusiasts. Say goodbye to the hassle of symbol input and streamline your typing on mobile. Features Type Greek letters (Ξ±, Ξ², Ξ³...) directly from the key layout Access frequently used physical constants and units in one tap Full coverage of math symbols (∫, Ξ£, √...) Works in every app β€” notes, social media, and more Perfect for writing science reports, logging experimental data, or chatting while studying. No more typing out "alpha" and hunting through conversion suggestions. Give PhysKey a try β€” simple, intuitive, and built for the way you think.

Screenshots

Note Mplus4 screens
PhysKey Custom3 screens

Verdict

The call

The clearest difference is ads: PhysKey Custom at none against Note Mplus's shown. Note Mplus's advantage is update cadence (every 5 weeks vs every 4 months) and iOS requirement (13.0 vs 16.0). On price, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

UpkeepUpdate frequency

Note Mplus ships an update every 5 weeks, PhysKey Custom every 4 months. The most recent releases landed on October 1, 2026 and September 20, 2026 respectively.

Scorecard3 real differences Β· 3 level
Note Mplus versus PhysKey Custom: the parameters behind the verdict, then further details
ParameterNote MplusPhysKey Custom
PriceFreeFree
Update frequencyEvery 5 weeks β€” betterEvery 4 months
AdsYesNo β€” better
In-app purchasesNoNo
DevicesiPhone, iPad, iPod β€” betteriPhone, iPad
Requires iOS13.0 β€” better16.0
Further details β€” not scored
Size58 MB5 MB
Age rating4+4+
DeveloperKazuki NaginoRyosuke Asano

In-app purchases

None

Note Mplus

No in-app purchases

None

PhysKey Custom

No in-app purchases

Questions

Is Note Mplus free?
Note Mplus is free to download, with no in-app purchases.
Is PhysKey Custom free?
PhysKey Custom is free to download, with no in-app purchases.
Do Note Mplus or PhysKey Custom have ads?
Note Mplus shows ads; PhysKey Custom does not.
Which is updated more often, Note Mplus or PhysKey Custom?
Note Mplus ships an update every 5 weeks, and PhysKey Custom every 4 months. Most recently, Note Mplus was updated on October 1, 2026 and PhysKey Custom on September 20, 2026.

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