Comparison

HTML5 Viewer Pro vs Pocket Assembler

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

Head to head
About

HTML5 Viewer Pro

This app is a mobile text editor designed for web development. It offers features like syntax highlighting, auto-completion, and code execution to help developers write and test HTML, CSS, and JavaScript on their devices.

Highlights
  • Syntax highlighting
  • Auto indention
  • Code assist
  • Auto completion
  • Compilation and execution
  • Local HTML editing
Features
Read full description

HTML5 Viewer Pro is an optimized text editor focused on coding. It is a handy tool for development on iOs. It contains necessary features for coding, includes syntax highlighting, auto indention, code assist, auto completion, compilation and execution, et

About

Pocket Assembler

Learn assembly programming on your mobile device with a streamlined interface. It offers free coding challenges and documentation, with an optional Pro upgrade for advanced features and more complex projects.

Highlights
  • Learn assembly programming
  • Free coding mode
  • 28 coding challenges
  • Comprehensive documentation
  • Customizable editor themes
  • Advanced instructions (Pro)
  • Custom execution speed (Pro)
Features
Read full description

Dive into the world of assembly programming, right from your iPhone or iPad! Pocket Assembler empowers you to write, explore, and enjoy low-level programming in a beautifully streamlined interface, perfect for beginners and seasoned developers alike. Start with free coding mode to unleash your creativity, or test your skills with 45 carefully crafted challenges that will guide you through more complex, real-world coding tasks. ▶ Free and feature-rich: - Learn at your own pace with 9 introductory challenges, walking you through the fundamentals of assembly language programming. - Comprehensive documentation and coding tips, so you can understand each operation and optimize your code with ease. - Personalized coding experience with customizable editor themes and text size. ▶ Unlock More with Pocket Assembler Pro Upgrade to Pocket Assembler Pro and elevate your coding journey: - 36 extra challenges – Push your skills with advanced challenges that unlock new ways of thinking. - Advanced instructions – Access upgraded commands like CMOV, XOR, XCHG, and ROL for deeper control. - Custom execution speed and logging controls – Step through execution more slowly, or tailor log outputs to fit your style. - Expanded instruction limit – Move from 1,000 instructions per program to a massive 10,000, perfect for building bigger, more complex projects. You can choose to subscribe to Pocket Assembler Pro for $7.99 annually, renewing every year until cancelled. You can also buy lifetime access for a one-time purchase of $19.99. ▶ Get started now! Ready to code like it’s 1975? Pocket Assembler brings the power of assembly to your pocket, with all the tools you need to program, learn, and excel. Download now and start coding like a pro! Terms of service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy policy: https://www.hudson.uk/privacy

Screenshots

HTML5 Viewer Pro4 screens
Pocket Assembler4 screens

Verdict

The call

The clearest difference is rating: Pocket Assembler at 5.0 against HTML5 Viewer Pro's 4.0. Pocket Assembler also leads on ads (none vs shown) and update cadence (every 9 days vs every 6 weeks). HTML5 Viewer Pro's advantage is in-app purchases (none vs 2) and iOS requirement (12.0 vs 26.0). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Pocket Assembler sells 2 in-app purchases, starting at $7.99 per year. HTML5 Viewer Pro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Pocket Assembler holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 9 respectively. Written reviews point the same way: 75% of HTML5 Viewer Pro's written reviews are positive against 92% of Pocket Assembler's.

UpkeepUpdate frequency

HTML5 Viewer Pro ships an update every 6 weeks, Pocket Assembler every 9 days. The most recent releases landed on September 18, 2026 and September 23, 2026 respectively.

Scorecard8 real differences · 2 level
HTML5 Viewer Pro versus Pocket Assembler: the parameters behind the verdict, then further details
ParameterHTML5 Viewer ProPocket Assembler
PriceFreeFree
Rating4.0 (2 ratings)5.0 (9 ratings) — better
Positive reviews75.0% of reviews91.7% of reviews — better
Number of ratings29 — better
Update frequencyEvery 6 weeksEvery 9 days — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better26.0
Further details — not scored
Size21 MB5 MB
Age rating4+4+
DeveloperDREAMER NETWORK CO., LTDHudson Heavy Industries

Customer experience

HTML5 Viewer Pro

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

Pocket Assembler

All ratings9 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews12 reviews
Positive91.7%
Neutral8.3%
Negative0.0%

In-app purchases

None

HTML5 Viewer Pro

No in-app purchases

2 purchases

Pocket Assembler

Subscriptions1
  • Pro Annual$7.991 Year
One-time1
  • Pro Lifetime$19.99

Questions

Is HTML5 Viewer Pro free?
HTML5 Viewer Pro is free to download, with no in-app purchases.
Is Pocket Assembler free?
Pocket Assembler is free to download, with in-app purchases available.
Which has better reviews, HTML5 Viewer Pro or Pocket Assembler?
Pocket Assembler is rated higher. HTML5 Viewer Pro averages 4.0 out of 5 from 2 ratings, while Pocket Assembler averages 5.0 from 9 ratings.
Do HTML5 Viewer Pro or Pocket Assembler have ads?
HTML5 Viewer Pro shows ads; Pocket Assembler does not.
Which is updated more often, HTML5 Viewer Pro or Pocket Assembler?
HTML5 Viewer Pro ships an update every 6 weeks, and Pocket Assembler every 9 days. Most recently, HTML5 Viewer Pro was updated on September 18, 2026 and Pocket Assembler on September 23, 2026.

Other comparisons