One Markdown vs AppOtter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
One Markdown
A fast and simple editor for plain text, Markdown, and Textbundle formats. It offers full Markdown display, image previews, math formula rendering, and extensive customization options for themes and fonts. Includes tools for syntax input, table generation, and document outlining.
- Supports CommonMark and GitHub Flavored Markdown
- Full Markdown document display
- Image and math formula previews
- Customizable themes and fonts
- Markdown syntax input menu and keyboard
- Outline and word count view
- Editor & Preview mode
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One Markdown is a simple and fast editor that supports plain text, Markdown and Textbundle. It has the following features: * Base on CommonMark syntax and GitHub Flavored Markdown (GFM) extended syntax, supporting TOC, tables, code blocks, math formulas, task lists, footnotes, etc. * Display the text of the Markdown document completely without any deletion. * Images can be displayed directly in the Editor, supporting jpg, png, gif, webP, HEIC and etc. * Math formulas, mermaid and Echarts drawings can be previewed in the editor. * You can set your favorite font or multiple fonts for writing. * You can choose from 11 light themes and 21 dark themes, and also support custom themes. * There is a menu to facilitate the input of Markdown syntax, and a special Markdown syntax keyboard is also provided in iOS. * Convenient tools for generating and formatting Markdown table syntax. * You can view the outline and word count of Markdown documents. * Markdown documents can be previewed and support Editor & Preview mode. Terms of Use: https://www.mweb.im/onemarkdown-terms.html Privacy Policy: https://www.mweb.im/onemarkdown-policy.html PS: The lightweight choice is One Markdown. If you need a complete and powerful app, please take a look at MWeb, I hope you like it!
AppOtter
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Discover the Hidden Numbers Behind Every App AppOtter reveals the metrics behind any iOS app. Get revenue estimates, download data, ratings, and AI-generated insights in seconds. What You Get: Revenue & Download Analytics — See estimated monthly revenue and downloads for any app AI-Powered Insights — Get summaries, key features, target audience, and category analysis Quick Search — Search by App ID or paste an App Store URL Save Your Research — Build a library of saved app insights Trending Apps — Discover popular apps worth analyzing Share Integration — Share app links from Safari or other apps directly to AppOtter Perfect For: App developers researching competitors Marketers analyzing market trends Investors evaluating app opportunities Product managers benchmarking performance Anyone curious about app economics Premium Features: Unlock unlimited searches, save unlimited queries and get early access to new features. How It Works: Search any app by ID or App Store URL Get instant analytics and AI insights Save your research for later Export professional reports Stop guessing. Start analyzing. Download AppOtter and uncover the data behind every app. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: AppOtter at weekly against One Markdown's monthly. 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
Both are free to download. One Markdown sells 3 in-app purchases, starting at $3.99 per year and AppOtter sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
One Markdown ships an update monthly, AppOtter weekly. The most recent releases landed on October 5, 2026 and October 11, 2026 respectively.
| Parameter | One Markdown | AppOtter |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (141 ratings) — better | — |
| Positive reviews | 81.9% of reviews | — |
| Number of ratings | 141 — better | — |
| Update frequency | Monthly | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 14.5 — better | 15.1 |
| Further details — not scored | ||
| Size | 50 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | 禄海 区 | Matti Sirokov |
In-app purchases
One Markdown
- One Markdown Yearly Subscribe$3.991 Year
- One Markdown for Mac$9.99
- One Markdown for iPhone/iPad$9.99
AppOtter
- AppOtter Monthly$4.991 Month
- AppOtter Annual$44.991 Year
