Comparison

View Source Premier vs UDevice

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

Head to head
About

View Source Premier

Analyze and view HTML, XML, JavaScript, CSS, JSON, and RSS code with a built-in simulator, error tracking, and request management tools. Easily format code, test JavaScript, and inspect styles and images. Supports multiple devices for enhanced productivity.

Highlights
  • Code viewing and analysis
  • Built-in simulator
  • Error tracking
  • JavaScript terminal testing
  • Style and image inspection
  • Request management
  • Code beautifier
Features
Read full description

A multifunctional tool for analyzing, debugging, and viewing structured data and web code — including HTML, XML, JSON, CSS, JavaScript, RSS, ATOM, and other supported formats. The application is designed for developers and professionals who value precision, control, and efficiency. Key features: • Cross-platform support: iPhone, iPad, and Mac • View code in both structured and plain text formats • Validation and error detection for HTML, XML, and JSON • Built-in web simulator with customizable screen sizes • JavaScript console for interactive code testing • HEX viewer for analyzing binary files • Text search with regular expression support • CSS style inspection for page elements • HTTP request handling with flexible configuration for any scenario • Save, edit, and re-run previous requests • Code formatting with built-in Code Beautifier • HTTP response analysis: headers, cookies, and response data • Advanced copying of code fragments and structured elements • Built-in audio playback for files detected in HTML code or opened within the app • Open and analyze files stored on your device The application provides full control over data analysis and streamlines everyday tasks for developers.

About

UDevice

This app offers a comprehensive suite of developer and testing tools. It includes network utilities like HTTP(s) capture and DNS parsing, alongside system information and file management capabilities. Ideal for development, testing, and device management.

Highlights
  • HTTP(s) Capture/Rewrite
  • SSH and Terminal access
  • Python3 interpreter
  • Cookie editing
  • Network utilities (Ping, DNS, Traceroute, Port Scan)
  • File manager
  • Device fingerprinting and system info
Features
Read full description

Make device debugging, network diagnostics, and security research more efficient. The app includes a rich set of professional tools covering network packet capture, request rewriting, SSH, local terminal, Python 3, file management, cookie editing, log analysis, JSON formatting, regular expressions, Ping, DNS lookup, Traceroute, port scanning, LAN scanning, and more. You can also view real-time device status and key system information, including CPU, system, network, memory, display, browser environment, and other device data, helping you quickly understand the current state of your device. Whether for development debugging, testing and troubleshooting, security research, or daily device management, everything can be done in one app.

Screenshots

View Source Premier4 screens
UDevice4 screens

Verdict

The call

The clearest difference is review sentiment: UDevice at 78% against View Source Premier's 47%. UDevice also leads on rating (4.4 vs 4.1) and price ($4.99 vs $6.99). On ratings volume, update cadence, ads and in-app purchases 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

View Source Premier costs $6.99 and UDevice $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

UDevice holds the better App Store score, 4.4 against 4.1. Both are backed by a comparable volume of ratings — 27 and 36 respectively. Written reviews point the same way: 47% of View Source Premier's written reviews are positive against 78% of UDevice's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. Both last shipped on October 10, 2026.

Scorecard4 real differences · 7 level
View Source Premier versus UDevice: the parameters behind the verdict, then further details
ParameterView Source PremierUDevice
Price$6.99$4.99 — better
Rating4.1 (27 ratings)4.4 (36 ratings) — better
Positive reviews47.1% of reviews78.1% of reviews — better
Number of ratings2736 — better
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
Best chart rank#87#66 — better
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, Apple Watch
Requires iOS15.0 — better16.0
Further details — not scored
Size5 MB159 MB
Age rating4+4+
DeveloperAndrey UspanovGansu Zhenxian Network Technology Co., Ltd.

Customer experience

View Source Premier

All ratings27 ratings
Positive70.4%
Neutral14.8%
Negative14.8%
Written reviews17 reviews
Positive47.1%
Neutral23.5%
Negative29.4%

UDevice

All ratings36 ratings
Positive83.3%
Neutral8.3%
Negative8.3%
Written reviews32 reviews
Positive78.1%
Neutral12.5%
Negative9.4%

In-app purchases

None

View Source Premier

No in-app purchases

None

UDevice

No in-app purchases

Questions

Is View Source Premier free?
View Source Premier costs $6.99, with no in-app purchases.
Is UDevice free?
UDevice costs $4.99, with no in-app purchases.
Which has better reviews, View Source Premier or UDevice?
UDevice is rated higher. View Source Premier averages 4.1 out of 5 from 27 ratings, while UDevice averages 4.4 from 36 ratings.
Do View Source Premier or UDevice have ads?
Neither View Source Premier nor UDevice shows ads.
Which is updated more often, View Source Premier or UDevice?
View Source Premier ships an update every 3 weeks, and UDevice every 3 weeks. Most recently, View Source Premier was updated on October 10, 2026 and UDevice on October 10, 2026.
Which is more popular, View Source Premier or UDevice?
View Source Premier currently peaks at #87 in the App Store charts, and UDevice at #66. Chart position reflects recent download velocity rather than total install base.

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