Comparison

mos.viewer vs hexJapality

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

Head to head
About

mos.viewer

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With the mos.viewer app, you can effortlessly access a real-time demo of your newly developed app with Mobility Suite mos. As a handy development tool, mos.viewer allows you to preview the look and feel of your app, providing a comprehensive platform to check and optimize its functions. How it works: Open mos.launcher, scan QR with mos.viewer, and have your app demo readily available. Utilize mos.viewer for: • Real-time Testing: Leverage mos.viewer as a development tool and check your app in real-time across various devices, platforms, and operating systems. • Visual and Functional Evaluation: Evaluate and optimize the visual and functional aspects of your app, refining its user interface for enhanced user-friendliness and visual appeal. • Element Library: Access a comprehensive library of different elements used in your app. • Proof of Concept Presentation: Impress your product managers with the simplicity of presenting the proof of concept. • Stakeholder Feedback: Showcase the development progress of your app and gather valuable feedback from customers and stakeholders. Perfect for agile app development. • Inspiration and Potential: Explore showcases of apps developed with Mobility Suite mos., gaining inspiration for your app development. Understand the potential and possibilities that Mobility Suite mos. offers for your creative endeavors.

About

hexJapality

Features
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hexJapality is a mobile hex viewer and binary inspection toolbox for developers, students, and technical users who need to explore files at the byte level. Open local files on your device, move through offsets, and view bytes in HEX, DEC, OCT, or BIN with printable ASCII alongside the raw data. Select any byte to inspect common interpretations including unsigned integers, signed integers, floats, binary, hex, and ASCII. Built-in tools help you understand file structure faster: • Edit individual bytes with undo and redo before saving • Search for text or exact hex byte patterns • View file size, MD5, and SHA-256 • Detect common formats such as PNG, JPEG, PDF, ZIP, ELF, and GIF • Explore entropy and byte distribution maps • Scan for readable strings and jump to offsets • Add bookmarks for important locations • Compare two files with Binary Diff • Export bytes as a C array, Rust array, hex string, or Base64 Privacy: Files you open are processed on your device. We do not upload your file contents to our servers. Free version: The app is free to download and may display ads. You can subscribe to Remove Ads (monthly or yearly) in Settings to enjoy an ad-free experience while your subscription is active. Payment is charged to your Apple ID. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel in your Apple ID subscription settings. Restore purchases is available in the app. Use responsibly: You are responsible for files you open, edit, or export. Always back up important data before editing. Terms of Use (EULA): https://app.japality.com/hexjapality/i/terms_of_use/ Privacy Policy: https://app.japality.com/hexjapality/i/privacy_policy/ Support: https://app.japality.com/hexjapality/i/support/ hexJapality is provided by Japality Limited (Hong Kong). Designed for quick checks and byte-level inspection on mobile.

Screenshots

mos.viewer4 screens
hexJapality4 screens

Verdict

The call

The clearest difference is in-app purchases: mos.viewer at none against hexJapality's 2. mos.viewer also leads on ads (none vs shown). hexJapality's advantage is update cadence (every 2 months vs every 4 months). On price, device support and iOS requirement there is nothing between them.

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

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

Both are free to download. hexJapality sells 2 in-app purchases, starting at $1.99 per month. mos.viewer asks for nothing beyond the download.

UpkeepUpdate frequency

mos.viewer ships an update every 4 months, hexJapality every 2 months. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard3 real differences Ā· 3 level
mos.viewer versus hexJapality: the parameters behind the verdict, then further details
Parametermos.viewerhexJapality
PriceFreeFree
Update frequencyEvery 4 monthsEvery 2 months — better
AdsNo — betterYes
In-app purchasesNo — betterYes
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.013.0
Further details — not scored
Size23 MB44 MB
Age rating4+4+
DeveloperFabrik 19 AGJapality Limited

In-app purchases

None

mos.viewer

No in-app purchases

2 purchases

hexJapality

Subscriptions2
  • Remove Ads (Monthly)$1.991 Month
  • Remove Ads (Yearly)$9.991 Year

Questions

Is mos.viewer free?
mos.viewer is free to download, with no in-app purchases.
Is hexJapality free?
hexJapality is free to download, with in-app purchases available.
Do mos.viewer or hexJapality have ads?
hexJapality shows ads; mos.viewer does not.
Which is updated more often, mos.viewer or hexJapality?
mos.viewer ships an update every 4 months, and hexJapality every 2 months. Most recently, mos.viewer was updated on November 3, 2026 and hexJapality on October 31, 2026.

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