Spin Thing vs Html Preview
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Spin Thing
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Round and round and round it goes, where it stops, nobody knows... Need an easy way to pick someone to buy the coffee? Need to choose someone to take out the trash? Need to play 'spin the bottle', but don't have an empty bottle to hand? Just use this app! If you can't decide who should get to do that great thing, or that not-so-great thing, Spin Thing gives you an easy way to pick a person. Choose how many people to pick from and spin the arrow...
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.
- 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
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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.
Screenshots
Verdict
The clearest difference is price: Spin Thing at Free against Html Preview's $2.99. Spin Thing also leads on iOS requirement (12.0 vs 17.0). Html Preview's advantage is update cadence (every 6 days vs every 91 months). On ads, in-app purchases 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
Spin Thing is free to download; Html Preview costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Spin Thing ships an update every 91 months, Html Preview every 6 days. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.
| Parameter | Spin Thing | Html Preview |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | — | 4.7 (11 ratings) — better |
| Positive reviews | — | 87.5% of reviews |
| Number of ratings | — | 11 — better |
| Update frequency | Every 91 months | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 1 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | opcode | CyberGame Limited |
In-app purchases
Spin Thing
No in-app purchases
Html Preview
No in-app purchases









