Comparison

Calculator VAT vs HTML Viewer

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

Head to head
About

Calculator VAT

Quickly calculate VAT, net price, tax, or price inclusive of tax. Supports any two input values to find the remaining two. Also handles general percentage and tip calculations with commercial rounding.

Highlights
  • Calculate VAT, net price, and tax
  • Handles price inclusive of tax
  • General percentage and tip calculator
  • Commercial rounding of results
  • Save VAT value for multiple calculations
Features
Read full description

Enter any two values (of: VAT, netPrice, tax, price inclusive tax) and get the other two values calculated. Any other percent or tip calculation is possible. Results are commercially rounded. A button keeps the VAT value for multiple calculations.

About

HTML Viewer

View local HTML, CSS, and JavaScript files on your iPhone or iPad. Import files via the Files app or Share sheet for offline viewing. Supports full rendering, dark mode, and pinch-to-zoom.

Highlights
  • Full HTML, CSS, JavaScript rendering
  • Open entire folders/projects
  • Import via Files app/Share sheet
  • Dark Mode support
  • Adjustable zoom level
  • Turn network access on/off
  • Turn JavaScript on/off
Features
Read full description

Sitecase is your viewer for local HTML files on iPhone and iPad — local, private and usable offline, with no tracking. Import your HTML files via the Files app or the Share sheet and view them with full CSS and JavaScript support. HTML code saved as a .txt file is shown directly as a page, too. You can also open complete folders with multiple files – entire projects or multi-page websites with images, CSS and JavaScript, not just single files (Pro). Ideal for web developers, students, teachers or anyone who wants to view HTML content on the go. FEATURES: • Full rendering of HTML, CSS and JavaScript • Open whole folders: complete projects made of multiple files – multi-page websites with images, CSS and JavaScript (Pro) • Paste HTML code straight from the clipboard (Pro) • Store an unlimited number of files (Pro) • Dark Mode support • Import files via the Share sheet or the Files app • Shortcuts & Siri: open saved files directly – also as an icon on the Home Screen • Pinch to zoom • Turn network access on or off at any time • Turn JavaScript support on or off • View and adjust source code with syntax highlighting – changes only affect the copy in the app (Pro) • Text search within files (Pro) • Manage favorites (Pro) • Talk to devices on your own network, e.g. smart home or heating (Pro) • Adjustable zoom level (Pro) PRIVACY: All your files stay local on your device. The app itself doesn't connect to any server and doesn't use any analytics or tracking services. If an opened page intentionally loads online content, you can turn off network access at any time.

Screenshots

Calculator VAT2 screens
HTML Viewer4 screens

Verdict

The call

The clearest difference is price: HTML Viewer at Free against Calculator VAT's $0.99. HTML Viewer also leads on update cadence (every 2 days vs every 3 months). Calculator VAT's advantage is in-app purchases (none vs 1). On review sentiment, ads, device support and iOS requirement 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

HTML Viewer is free to download; Calculator VAT costs $0.99 up front. HTML Viewer sells 1 one-off in-app purchase. Calculator VAT asks for nothing beyond the download.

UpkeepUpdate frequency

Calculator VAT ships an update every 3 months, HTML Viewer every 2 days. The most recent releases landed on November 7, 2026 and November 6, 2026 respectively.

Scorecard4 real differences · 6 level
Calculator VAT versus HTML Viewer: the parameters behind the verdict, then further details
ParameterCalculator VATHTML Viewer
Price$0.99Free — better
Rating—4.7 (63 ratings) — better
Positive reviews100.0% of reviews — better93.5% of reviews
Number of ratings—63 — better
Update frequencyEvery 3 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS17.0 — better17.6
Further details — not scored
Size1 MB22 MB
Age rating4+4+
DeveloperUlrich PadeDennis Bortmes

Customer experience

Calculator VAT

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

HTML Viewer

All ratings63 ratings
Positive92.1%
Neutral1.6%
Negative6.3%
Written reviews31 reviews
Positive93.5%
Neutral0.0%
Negative6.5%

In-app purchases

None

Calculator VAT

No in-app purchases

1 purchases

HTML Viewer

One-time1
  • Sitecase Pro$5.99

Questions

Is Calculator VAT free?
Calculator VAT costs $0.99, with no in-app purchases.
Is HTML Viewer free?
HTML Viewer is free to download, with in-app purchases available.
Do Calculator VAT or HTML Viewer have ads?
Neither Calculator VAT nor HTML Viewer shows ads.
Which is updated more often, Calculator VAT or HTML Viewer?
Calculator VAT ships an update every 3 months, and HTML Viewer every 2 days. Most recently, Calculator VAT was updated on November 7, 2026 and HTML Viewer on November 6, 2026.

Other comparisons