Markdown Notes Editor vs Keisan Memo
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Markdown Notes Editor
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Linen is a Markdown notes app for iPhone, iPad and Mac. Write your notes in Markdown and switch to the preview to see them formatted. WRITE β’ An editor that colors headings, lists, links and code as you type β’ One menu for headings, bold, italic, lists, tasks, quotes, code and tables β’ Outline to jump between headings, find in note, and a focus mode that hides everything but the note β’ Insert a picture or paste one from the clipboard READ β’ A preview of your note with GitHub Flavored Markdown formatted: tables, footnotes, code with syntax colors, and task lists you can tick β’ Math typeset from LaTeX, inline or on its own lines β’ Diagrams drawn from Mermaid text: flowcharts, sequence diagrams, timelines and more β’ Four themes, Linen, Paper, Sepia and Slate, each in light and dark, with adjustable text size CONNECT β’ Link notes to each other with [[double brackets]] and see which notes link back β’ Tag notes with #tags and show every note that carries a tag β’ Version history keeps earlier versions of a note, ready to bring back YOUR FILES β’ Keep notes in folders inside Linen, or open .md files from anywhere β’ Linen Pro: open a whole folder from iCloud Drive or Files and work on its Markdown files where they are. β’ Open PDFs beside your notes. Linen Pro: highlight, underline, add text, and rotate, reorder, add or delete pages. SHARE β’ Export Markdown. Linen Pro: export HTML, PDF and Rich Text. β’ Linen Pro on Mac and iPad: editor and preview side by side. Linen is free for up to five notes. Linen Pro removes the limit and adds the features marked above, as a weekly subscription or a one-time lifetime purchase. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Keisan Memo
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Stop bouncing between a calculator and your notes. Keisan Memo is a text calculator. Write βlunch 1,200 Γ 3β in a note and β3,600β appears at the end of the line as you type. Edit the numbers and every result updates. - NATURAL WRITING: labels and math share the same line. - JAPANESE-NATIVE: supports Japanese numerals, consumption tax phrases, and percentage discounts. - TOTALS & VARIABLES: write εθ¨ to sum previous lines or define reusable values. - UNIT CONVERSION: convert length, weight, and time inline. - EXACT DECIMAL MATH: 0.1 + 0.2 is exactly 0.3. - FREE AND UNLIMITED: notes, lines, templates, and text/CSV export have no paywall. - ON-DEVICE NOTES: calculations and note storage stay on the device. Note contents are not sent to the advertising provider. The free app displays one adaptive banner at the bottom. A Β₯100 / $0.99 non-consumable purchase permanently removes the banner. It is a one-time purchase with no subscription and no automatic renewal. Ad delivery uses Google AdMob and an internet connection; advertising identifier use follows your iOS tracking permission. Note: results are estimates for personal memos and are not accounting, tax, or legal advice.
Screenshots
Verdict
The clearest difference is ads: Markdown Notes Editor at none against Keisan Memo's shown. Markdown Notes Editor also leads on device support (3 vs 1). Keisan Memo's advantage is update cadence (weekly vs monthly). On price, in-app purchases and iOS requirement 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
Both are free to download. Markdown Notes Editor sells 2 in-app purchases, starting at $9.99 per 7 days and Keisan Memo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Markdown Notes Editor ships an update monthly, Keisan Memo weekly. The most recent releases landed on October 16, 2026 and October 4, 2026 respectively.
| Parameter | Markdown Notes Editor | Keisan Memo |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Weekly β better |
| Ads | No β better | Yes |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, Mac β better | iPhone |
| Requires iOS | 18.0 | 17.0 β better |
| Further details β not scored | ||
| Size | 18 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Ctrl Alt Go Ltd | δΈ½δ½³ ζ½ |
In-app purchases
Markdown Notes Editor
- Pro Weekly3 Days trial$9.997 Days
- Pro Lifetime$34.99
Keisan Memo
- Remove Ads (Lifetime)$0.99
Questions
Is Markdown Notes Editor free?
Is Keisan Memo free?
Do Markdown Notes Editor or Keisan Memo have ads?
Which is updated more often, Markdown Notes Editor or Keisan Memo?
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