Comparison

Spooly 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

Spooly

Read full description

Spooly – 3D Print Cost Calculator ist eine einfache und übersichtliche App zur Berechnung der Kosten von 3D-Drucken auf Basis des tatsächlichen Filamentverbrauchs. Mit Spooly kannst du deine Filamentrollen verwalten und die Druckkosten präzise berechnen, indem du den Verbrauch in Gramm angibst. Die App eignet sich ideal für Maker, Hobby-3D-Drucker und alle, die ihre Druckkosten transparent, nachvollziehbar und schnell kalkulieren möchten. Funktionen im Überblick Filamentrollen verwalten: • Name / Label • Marke • Material (z. B. PLA, PETG, TPU) • Variante (z. B. PLA Basic, Silk, High Speed) • Farbe • Preis pro Kilogramm • Optionale Angabe von Startgewicht und Restgewicht Kostenberechnung: • Berechnung der Druckkosten basierend auf dem Filamentverbrauch in Gramm • Anzeige der Kosten pro Filament • Anzeige der Gesamtkosten • Live-Berechnung während der Eingabe Weitere Vorteile: • Offline nutzbar • Keine Registrierung erforderlich • Keine Cloud-Synchronisation • Spooly konzentriert sich bewusst auf das Wesentliche: eine schnelle, zuverlässige und einfache Kostenberechnung für 3D-Drucke – ohne unnötige Komplexität.

About

HTML Viewer

This app is a fast and lightweight HTML editor and viewer for iOS devices. It allows developers to write, edit, and preview HTML code in real-time with a built-in web view engine, offering a clean and focused development environment.

Highlights
  • Live HTML preview
  • Syntax highlighting code editor
  • Auto indentation
  • Dark and Light themes
  • Save and manage multiple files
  • Create, open, and manage HTML files
Features
Read full description

The HTML viewer and editor for iPhone and iPad. Open, write, preview and debug HTML, CSS and JavaScript. Free to start, with an optional Pro upgrade. See your page update live as you type, test it on phone and tablet sizes, then fix problems with built-in DevTools and one-tap tools. No computer needed. FREE FOR EVERYONE • Code editor with syntax highlighting, line numbers, find & replace and auto indent • Live preview of your page • 3 projects, plus any file you open from Files or share from another app • 6 editor themes (light and dark) and 10 fonts • 20+ everyday tools: format code, find syntax problems, color picker, contrast checker, QR codes, regex tester and more • Starter templates to begin from • Learn: a free step-by-step HTML, CSS and JavaScript course with quizzes, practice and a certificate • No ads GO PRO FOR THE FULL TOOLKIT • Unlimited projects and unlimited open tabs • Split view: code and preview side by side • Device frames: iPhone, iPad and desktop sizes with a live status bar • Smarter autocomplete for tags, classes, CSS properties and file paths, plus the full symbol row • 50+ tools: SEO, accessibility and performance audits with one-tap fixes, Color Studio, Image Studio with background removal • Export as ZIP, PDF or a single file, and share your projects • 80+ ready-made templates, all with light and dark themes • Open on another device over Wi-Fi with a QR code • All themes and fonts, and alternate app icons BUILT FOR REAL WORK • Console, Network, Elements and Storage inspector for your page or any live website • Open URL: load any website, view its source and save it as a project • Connect to a server over SFTP or FTP and edit files directly • Preview Markdown and JSON as well as HTML • Home Screen widgets and Siri shortcuts • Archive keeps deleted files for 30 days • Available in 32 languages WHO IT'S FOR Students learning to code, web designers, and developers who want to fix a page away from their desk. PRO PLANS Choose monthly, yearly or a one-time lifetime purchase. A free trial may be available on subscriptions for new subscribers. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple ID settings. Payment is charged to your Apple ID at confirmation of purchase. Lifetime is a single payment with no renewal. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://attractive-basket-ce6.notion.site/Privacy-Policy-Html-Editor-30d5cd442d3280b49b72e9a2436c853e

Screenshots

Spooly4 screens
HTML Viewer4 screens

Verdict

The call

The clearest difference is in-app purchases: Spooly at none against HTML Viewer's 9. Spooly also leads on update cadence (every 10 days vs every 3 weeks). HTML Viewer's advantage is chart position (#62 vs unranked). On price, 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

Both are free to download. HTML Viewer sells 9 in-app purchases, starting at $2.99 per month. Spooly asks for nothing beyond the download.

UpkeepUpdate frequency

Spooly ships an update every 10 days, HTML Viewer every 3 weeks. The most recent releases landed on October 8, 2026 and October 28, 2026 respectively.

Scorecard3 real differences · 8 level
Spooly versus HTML Viewer: the parameters behind the verdict, then further details
ParameterSpoolyHTML Viewer
PriceFreeFree
Rating—4.5 (102 ratings) — better
Positive reviews—84.6% of reviews
Number of ratings—102 — better
Update frequencyEvery 10 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free
Best chart rank—#62 — better
DevicesiPhoneiPhone, iPad — better
Requires iOS18.617.0 — better
Further details — not scored
Size2 MB108 MB
Age rating4+17+
DeveloperMirco MuckenhirnHardik Khanesa

In-app purchases

None

Spooly

No in-app purchases

9 purchases

HTML Viewer

Subscriptions5
  • Student Monthly Subscription$2.991 Month
  • Monthly Subscription$2.991 Month
  • Monthly Subscription$4.991 Month
Show 2 more
  • Student Yearly Subscription$9.991 Year
  • Yearly Subscription$19.991 Year
One-time4
  • Student Offer Lifetime$9.99
  • Student Lifetime Offer$14.99
  • Lifetime$19.99
Show 1 more
  • Lifetime$29.99

Questions

Is Spooly free?
Spooly is free to download, with no in-app purchases.
Is HTML Viewer free?
HTML Viewer is free to download, with in-app purchases available.
Do Spooly or HTML Viewer have ads?
Neither Spooly nor HTML Viewer shows ads.
Which is updated more often, Spooly or HTML Viewer?
Spooly ships an update every 10 days, and HTML Viewer every 3 weeks. Most recently, Spooly was updated on October 8, 2026 and HTML Viewer on October 28, 2026.

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