Comparison

MATH Keys vs Math Notes

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

Head to head
About

MATH Keys

Easily create mathematical equations, formulas, and symbols online. This free tool enhances academic productivity for students and educators by providing quick access to a wide range of mathematical notations.

Highlights
  • Online equation editor
  • Mathematical symbols and operations
  • Latex notation tools
  • Copy and share formulas
  • Calculus, Algebra, Trigonometry support
  • Free to use
Features
Read full description

MATH Keys is a completely free online equation editor that allows users to write mathematical equations, formulas, and symbols online! Our mission is to boost productivity in academic life whether that is for teachers, graduates, or students. Type out anything you want with your regular keyboard, and press the buttons on our MATH Keys to access mathematical symbols and operations. With the latex notation tools, you can copy or share whatever formula, equation, or symbol you just created anywhere you want. How to use: - Use your device keyboard to type your equation. You can use numbers, letters, or any other symbol on your device keyboard - Use the extension MATH Keys to click on symbols, such as integrals, sigma, fraction, etc.. - Navigate around by tapping your device Use the buttons as follows: - Copy Button: press the button to share an image. Once the share options pop up, press any option you'd like and press "copy" to copy the image. - New Button: delete the formula and start a new one Features and formulas for: - Calculus - Finite and infinite Integrals - Derivatives - Limits - Sigma symbol - Combinatorics - Algebra - Logs - Exponents - Radicals - Fractions - Inequalities - matrix - Trigonometry - Trigonometric functions - Common greek symbols: pi, alpha, beta, theta You can you use this app the same as a math latex online editor, math equation online editor, or MathQuill editor.

About

Math Notes

This app offers a specialized keyboard and editor for creating and managing mathematical expressions. It supports LaTeX, real-time rendering, and various export formats, making it ideal for students and professionals alike.

Highlights
  • Innovative Math Keyboard
  • Multiple Math Symbols
  • Real-Time Rendering
  • LaTeX Support
  • Save and Share
  • Export Options (PDF, LaTeX, HTML, etc.)
  • PDF Reader and Editor
Features
Read full description

Math Notes is a math-focused editor for iPhone and iPad. Create interactive Math Notebooks where calculations, explanations, and graphs work together. Write equations with a dedicated math keyboard, work with math in Microsoft Word documents (.docx), add mathematical notes to PDFs, and create and compile LaTeX documents. Use AI to understand and solve mathematical content. It is designed for students, educators, researchers, engineers, scientists, architects, data analysts, finance professionals, and anyone who uses math to learn, plan, design, or solve problems. MATH NOTEBOOKS — CALCULATE AND EXPLORE • Combine text, equations, live calculations, and graphs on the same page • Define variables and functions, then reuse them in calculations below • Change a value and see dependent results and graphs update automatically • Add parameter sliders to explore how changing a variable affects your calculations and curves • Plot functions, compare curves, and inspect value tables • Work with fractions, trigonometry, linear and quadratic equations, derivatives, and integrals • Calculate with units and convert results • Add data tables, explore statistics, and fit a line to your measurements • Use Check My Work to verify supported algebraic steps and identify mistakes • Turn calculations into practice exercises and check your answers • Save reusable formula templates and export notebooks as PDF WRITE MATH NATURALLY • Use four dedicated keyboard layouts: numeric, symbols, alphabetic, and Greek letters • Long-press keys to reveal additional symbols and character variants • See equations and formulas rendered as you type • Work with everything from simple arithmetic to algebra, geometry, and calculus • Enter more than 800 supported LaTeX commands when you need precise notation MATH IN MICROSOFT WORD DOCUMENTS • Work with mathematical equations in Microsoft Word documents (.docx) directly in the app • Bring written explanations and math together in your documents LATEX AND PDF TOOLS • Create and edit LaTeX documents • Compile LaTeX directly to PDF on your device, then preview and share the result • Read and edit PDFs in the same app • Add notes containing mathematical equations with the PDF editor • Organize PDF libraries in unlimited folders and subfolders AI MATH ASSISTANT AND MAGIC LASSO • Ask the AI Math Assistant to solve problems, explain concepts, and help with mathematical work • Draw the Magic Lasso around a formula, equation, or other content in your document • Choose Explain, Solve, Check, or ask your own question about the selection • Save lassoed content as a clip for later MULTI-TAB WORKSPACE • Keep multiple documents and PDFs open in tabs • Switch between notes, references, and calculations without closing your work • Use a clear interface designed for different ages and experience levels EXPORT AND SHARE • Save your work and share it through other apps • Export documents as PDF, LaTeX, HTML, MathJSON, MathML, ASCII-Math, or image files • Use standard formats to keep your work compatible with other platforms Use Math Notes to work through problems, explore how formulas behave, take class notes, prepare research papers, or keep everyday calculations organized. Privacy Policy http://www.noteswriter.com/Kairoos_Privacy_Policy.html EULA https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

MATH Keys3 screens
Math Notes4 screens

Verdict

The call

The clearest difference is rating: MATH Keys at 4.3 against Math Notes's 3.6. MATH Keys also leads on in-app purchases (none vs 2) and iOS requirement (15.0 vs 26.0). Math Notes's advantage is update cadence (fortnightly vs every 6 weeks) and ratings volume (21 vs 6). On price, review sentiment, ads 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. Math Notes sells 2 in-app purchases, starting at $3.99 per month. MATH Keys asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

MATH Keys holds the better App Store score, 4.3 against 3.6. Both are backed by a comparable volume of ratings — 6 and 21 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

UpkeepUpdate frequency

MATH Keys ships an update every 6 weeks, Math Notes fortnightly. The most recent releases landed on October 2, 2026 and September 25, 2026 respectively.

Scorecard6 real differences · 4 level
MATH Keys versus Math Notes: the parameters behind the verdict, then further details
ParameterMATH KeysMath Notes
PriceFreeFree
Rating4.3 (6 ratings) — better3.6 (21 ratings)
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings621 — better
Update frequencyEvery 6 weeksFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterSubscription
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better26.0
Further details — not scored
Size2 MB624 MB
Age rating4+4+
DeveloperGuy GoldsteinKairoos Solutions SL

Customer experience

MATH Keys

All ratings6 ratings
Positive83.3%
Neutral0.0%
Negative16.7%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Math Notes

All ratings21 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews9 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

MATH Keys

No in-app purchases

2 purchases

Math Notes

Subscriptions1
  • Math Notes Full Unlock with AI3 Days trial$3.991 Month
One-time1
  • Math Editor Full Upgrade$3.99

Questions

Is MATH Keys free?
MATH Keys is free to download, with no in-app purchases.
Is Math Notes free?
Math Notes is free to download, with in-app purchases available.
Which has better reviews, MATH Keys or Math Notes?
MATH Keys is rated higher. MATH Keys averages 4.3 out of 5 from 6 ratings, while Math Notes averages 3.6 from 21 ratings.
Do MATH Keys or Math Notes have ads?
Neither MATH Keys nor Math Notes shows ads.
Which is updated more often, MATH Keys or Math Notes?
MATH Keys ships an update every 6 weeks, and Math Notes fortnightly. Most recently, MATH Keys was updated on October 2, 2026 and Math Notes on September 25, 2026.

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