Comparison

Html Preview vs keyboardSTT

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

Head to head
About

Html Preview

Quickly view any HTML file on your iPhone or iPad. Share files from any app or browse your device to instantly render web pages, AI reports, or email attachments. Enjoy a private, ad-free experience with a history of your viewed files.

Highlights
  • Share Extension for instant previews
  • Zero-delay instant rendering
  • History with source app tracking
  • Support for multiple encodings
  • Dark Mode support
  • File picker for local browsing
  • Privacy-focused, no ads or analytics
Features
Read full description

Open any HTML file on your iPhone in seconds. Html Preview is the simplest way to view HTML files shared from any app. Whether it's a report from ChatGPT, a page saved from Safari, or an attachment from WeChat — just tap Share and preview it instantly. KEY FEATURES • Share Extension — Open HTML files directly from any app using the iOS Share Sheet • Instant Rendering — Pre-warmed WebView engine loads content with zero delay • History — Recent files with source app tracking (knows if it came from WeChat, ChatGPT, Mail, etc.) • Multiple Encodings — Supports UTF-8, Windows-1252, and ISO Latin-1 • Dark Mode — Beautiful warm UI that adapts to your system appearance • File Picker — Browse and open HTML files from the Files app • Privacy First — No ads, no analytics, no data collection. Everything stays on your device. PERFECT FOR • Viewing HTML reports generated by AI assistants (ChatGPT, Claude, Gemini) • Previewing web pages shared via messaging apps (WeChat, Telegram, WhatsApp) • Opening HTML email attachments • Checking HTML files from cloud storage (iCloud, Google Drive, Dropbox) • Developers previewing HTML mockups on mobile Html Preview supports .html, .htm, and .xhtml files.

About

keyboardSTT

Features
Read full description

Type with your voice, anywhere on iPhone. keyboardSTT is a private, on-device dictation keyboard. Tap the mic and speak in any app — Messages, Mail, Notes, Safari, Slack — and get fast, accurate text inserted right at the cursor. No cloud uploads, no account, no subscription. It just works, even in airplane mode. BUILT FOR SPEED & PRIVACY • 100% on-device speech-to-text powered by Parakeet running on the Apple Neural Engine • Works offline — perfect for flights, bad Wi-Fi, or private thoughts • No account, no tracking, your audio never leaves your iPhone • 25+ languages with automatic detection (Multilingual model) or ultra-accurate English-only mode DICTATE YOUR WAY • Dictation Keyboard: full QWERTY keyboard with mic key — type and dictate in any app • Siri + Action Button: say “Hey Siri, dictate with keyboardSTT” or press your Action Button to start instantly • Floating Overlay: keep talking while you switch apps — text is copied to your clipboard automatically • Notes Inbox: every dictation is saved as a searchable note with titles, previews, and one-tap copy MADE FOR IPHONE • Native iOS design with large titles, swipe-to-delete, system search, and Dark Mode • Haptic feedback on every tap (with mute toggle) • Words-per-day stats, streaks, time saved, and earnable badges • System / Light / Dark appearance picker HOW TO ENABLE THE KEYBOARD 1. Open iPhone Settings > General > Keyboard > Keyboards > Add New Keyboard > keyboardSTT 2. Turn on Allow Full Access 3. In any app, tap the globe key to switch to keyboardSTT, then tap the mic to dictate Private. Fast. Offline. Download keyboardSTT and stop typing. Requires iPhone or iPad running iOS 17 or later. First launch downloads the on-device AI model once (~480 MB over Wi-Fi), then everything runs locally forever.

Screenshots

Html Preview3 screens
keyboardSTT4 screens

Verdict

The call

The clearest difference is price: keyboardSTT at Free against Html Preview's $2.99. On ads, in-app purchases, 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

keyboardSTT is free to download; Html Preview costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 9 level
Html Preview versus keyboardSTT: the parameters behind the verdict, then further details
ParameterHtml PreviewkeyboardSTT
Price$2.99Free — better
Rating4.7 (11 ratings) — better—
Positive reviews87.5% of reviews—
Number of ratings11 — better—
Update frequencyEvery 6 days—
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad — betteriPhone
Requires iOS17.017.0
Further details — not scored
Size1 MB51 MB
Age rating4+4+
DeveloperCyberGame LimitedNoah M

In-app purchases

None

Html Preview

No in-app purchases

None

keyboardSTT

No in-app purchases

Questions

Is Html Preview free?
Html Preview costs $2.99, with no in-app purchases.
Is keyboardSTT free?
keyboardSTT is free to download, with no in-app purchases.
Do Html Preview or keyboardSTT have ads?
Neither Html Preview nor keyboardSTT shows ads.

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