Comparison

HTML Viewer & Editor vs SlotFlow

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

Head to head
About

HTML Viewer & Editor

This app provides a streamlined environment for writing, editing, and instantly previewing HTML code on mobile devices. It's designed for students, beginners, and developers needing a quick, distraction-free workspace for web development tasks.

Highlights
  • Fast code editor with syntax highlighting
  • Instant live HTML preview
  • Import HTML from URL or local files
  • Image and color shortcuts
  • Save and share HTML files
Features
Read full description

HTML Viewer & Editor is a fast, lightweight app to write HTML code, edit HTML files, and preview web output instantly on your iPhone or iPad. Whether you're a student learning HTML, a beginner exploring web development, or a developer testing code snippets — this app gives you a clean, distraction-free workspace for HTML coding, live preview, and file saving. HTML Code Editor - Write and edit HTML with a clean, fast code editor - Syntax highlighting for easy reading - Quick insert shortcuts for tags and symbols - Undo and Redo support - Search and Replace in your code - Beautify and format HTML for cleaner code - Adjustable font size and line number toggle HTML Viewer — Live Preview - Tap Run and see your HTML output instantly - Full-screen web preview for testing layouts - Smooth workflow for fast iteration and debugging Easy Import Options - Paste HTML code directly into the editor - Load HTML source from any URL - Open local HTML files from your device storage Image and Color Shortcuts - Quick IMG tag helper — insert image by URL or local file - Built-in color picker for instant hex color insertion - Speed up editing for real-world HTML pages Save and Share - Save HTML files to your device - Share your code with one tap - Simple file handling for quick projects Why Choose HTML Viewer & Editor? Built for speed and simplicity. No clutter. No complex setup. No account required. Just open, edit, run, and save. If you need a lightweight HTML editor, HTML viewer, and live preview tool — all in one app — this is it. Perfect for students learning HTML, front-end beginners practicing code, developers testing snippets on mobile, editing HTML email templates on the go, and quick code preview without a laptop. Download HTML Viewer & Editor — the simplest way to write, view, and run HTML on your iPhone and iPad. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

SlotFlow

Features
Read full description

SlotFlow is a precision timer app designed for anyone who needs to manage time across multiple segments — from university lectures and corporate presentations to live events, wedding ceremonies, and broadcast productions. BUILD YOUR SCHEDULE, SLOT BY SLOT Break your session into named time slots — Introduction, Main Topic, Q&A, Closing — and set the exact duration for each. SlotFlow shows you exactly where you are in your schedule at all times. REAL-TIME PROGRESS AT A GLANCE A color-coded timeline bar gives you an instant visual overview of your entire session. The current slot is highlighted so you always know what's coming next. NEVER RUN OVERTIME AGAIN SlotFlow detects when a slot exceeds its allotted time and alerts you immediately. Stay on schedule — even when discussions run long. PERFECT FOR - University professors and lecturers - Corporate trainers and presenters - Event MCs and wedding ceremony hosts - Broadcast and live production crews - Conference and seminar organizers GO PRO — UNLOCK EVERYTHING Upgrade to SlotFlow Pro for unlimited time slots, reusable templates for your favorite session layouts, and an ad-free experience. One-time purchase — yours forever. SlotFlow. Your time, your stage.

Screenshots

HTML Viewer & Editor4 screens
SlotFlow4 screens

Verdict

The call

The clearest difference is update cadence: SlotFlow at every 2 days against HTML Viewer & Editor's every 10 days. HTML Viewer & Editor's advantage is iOS requirement (13.0 vs 26.2). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. HTML Viewer & Editor sells 2 in-app purchases, starting at $1.99 per month and SlotFlow sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

HTML Viewer & Editor ships an update every 10 days, SlotFlow every 2 days. The most recent releases landed on October 13, 2026 and September 23, 2026 respectively.

Scorecard2 real differences · 8 level
HTML Viewer & Editor versus SlotFlow: the parameters behind the verdict, then further details
ParameterHTML Viewer & EditorSlotFlow
PriceFreeFree
Rating4.3 (23 ratings) — better—
Positive reviews80.0% of reviews—
Number of ratings23 — better—
Update frequencyEvery 10 daysEvery 2 days — better
AdsYesYes
In-app purchasesYesYes
MonetizationAd-supported—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better26.2
Further details — not scored
Size45 MB5 MB
Age rating17+4+
DeveloperSahana A SYuta Awamura

In-app purchases

2 purchases

HTML Viewer & Editor

Subscriptions1
  • Pro Subscription$1.991 Month
One-time1
  • Remove Ads$19.99
1 purchases

SlotFlow

One-time1
  • SlotFlow Pro$1.99

Questions

Is HTML Viewer & Editor free?
HTML Viewer & Editor is free to download, with in-app purchases available.
Is SlotFlow free?
SlotFlow is free to download, with in-app purchases available.
Do HTML Viewer & Editor or SlotFlow have ads?
Both HTML Viewer & Editor and SlotFlow show ads.
Which is updated more often, HTML Viewer & Editor or SlotFlow?
HTML Viewer & Editor ships an update every 10 days, and SlotFlow every 2 days. Most recently, HTML Viewer & Editor was updated on October 13, 2026 and SlotFlow on September 23, 2026.

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