ChaosiText vs SumDoc
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
ChaosiText
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ChaosiText is the rich doc editor you've been waiting for β beautiful, fast, and built for writers who hate being nickel-and-dimed. - WRITE YOUR WAY Whether you prefer the clarity of plain text or the expressiveness of rich RTF formatting, ChaosiText handles both. Switch between modes seamlessly, your words always safe. - RICH FORMATTING THAT WORKS Bold, italic, underline, custom fonts, text size, and color β all in a native iOS editor that's buttery smooth. Tap, select, format. No web views, no lag. - TEMPLATES FOR FASTER WRITING Stop starting from scratch. Create and reuse templates for emails, meeting notes, legal documents, scripts, and more. Your workflow, accelerated. - iCLOUD SYNC β YOUR DOCUMENTS, EVERYWHERE Every file is stored in iCloud Drive. Open them in Files, share them, access them from any device. We believe your documents belong to you β not us. - DARK MODE DONE RIGHT Enjoy a perfectly tuned dark mode that's easy on the eyes during late-night writing sessions. ChaosiText automatically follows your system preference. - SHARE & EXPORT Export to RTF or plain text formats. Print directly from the app. Share to any app on iOS with the native share sheet. FAIR, SIMPLE PRICING ChaosiText is upfront about what you get. No bait-and-switch, no file limits, no documents held hostage. Write as much as you want. YOUR DATA, YOUR RULES ChaosiText doesn't collect your data. Your writing stays private β always. Files live on your device and in your personal iCloud. --- Perfect for: β’ Students writing essays and notes β’ Professionals drafting documents and reports β’ Screenwriters using plain text or Fountain format β’ Developers editing config and source files β’ Anyone who wants a clean, distraction-free editor Download ChaosiText today and rediscover the joy of writing. - PRICING Free 3-day trial then $29.99 one-time lifetime purchase Terms of Use: https://chaositext.chaosiga.store/terms-of-use Privacy Policy: https://chaositext.chaosiga.store/privacy-policy
SumDoc
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SumDoc opens and edits Word documents on your device. The editor runs on the same native DOCX engine that powers SumOffice on the desktop and on the server β so a document looks and behaves the same wherever you open it. No re-rendering, no drift between what you see on the phone and what your colleague sees on a laptop. WHAT IT DOES β’ Opens .docx and .docm files β from the Files app, mail, or any appβs βOpen inβ¦β β’ Edits text, applies styles and formatting with the familiar ribbon β’ Edits pictures: wrap, crop, borders and effects β’ Keeps the document structure intact β tables, lists, page layout β’ Built-in assistant: ask how to do something and get the steps, in your language β’ Report a problem in two taps β your report gets a number and a status right in the app YOUR FILES STAY YOURS Editing happens on the device. Documents are not uploaded anywhere, and the app does not require an account to open a file. Only what you send to support leaves the phone β see the privacy policy. PART OF SUMOFFICE SumOffice is an office suite built around one document engine: the same logic in a desktop application, inside your own product, on a server, and here on the phone. SumSheet is its spreadsheet counterpart. SumOffice is an independent product and is not affiliated with Microsoft. Learn more: https://sumoffice.com Privacy Policy: https://sumoffice.com/app-privacy.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: SumDoc at none against ChaosiText's 2. ChaosiText's advantage is update cadence (every 3 days vs every 6 days). On price, ads, device support 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. ChaosiText sells 2 one-off in-app purchases. SumDoc asks for nothing beyond the download.
ChaosiText ships an update every 3 days, SumDoc every 6 days. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.
| Parameter | ChaosiText | SumDoc |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days β better | Every 6 days |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.4 | 16.0 β better |
| Further details β not scored | ||
| Size | 41 MB | 68 MB |
| Age rating | 4+ | 4+ |
| Developer | Huan Nguyen | HEALTH INFORMATIC SECURITY SYSTEM, S.L. |
In-app purchases
ChaosiText
- ChaosiText Free 3-Day TrialFree
- ChaosiText Lifetime$29.99
SumDoc
No in-app purchases









