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PixKeep.app VS Opalstack

Compare PixKeep.app VS Opalstack and see what are their differences

PixKeep.app

PixKeep — 27 browser-based image converters across 7 formats (HEIC, AVIF, WebP, TIFF, PNG, JPG, PDF), 6 editors, and 8 ready-to-use scenes including a passport photo maker. Works offline. Files never leave your device.

PixKeep.app Homepage — offline-ready, privacy-first image tools
Rating
0 reviews
Pricing
Free
Alternatives Is it good?
Opalstack

Managed Hosting for developers, entrepreneurs, and businesses like yours

Opalstack Landing page
Rating
0 reviews
Alternatives Is it good?
PDF my URL
PDFmyURL turns any webpage or even complete website into PDF. Use our rest API in PHP, .NET, Ruby, Perl or any other programming language. Or convert webpages or even full websites directly in the browser! sponsored
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Base details

Website, pricing, platforms and company facts side by side.

PixKeep.app
Opalstack
Website pixkeep.app opalstack.com
Pricing
Free
Official pricing
Platforms
Web
—
Company 1 - 9 employees · 2026 —
Listed in
Image Editing File Conversion Image Compression Privacy Offline Processing Heic Converter AVIF Webp TIFF Batch Processing Photo Editing File Converter +9
Hosting Web Hosting Managed Hosting Cloud Hosting +1

About PixKeep.app and Opalstack

In their own words, as submitted to SaaSHub.

PixKeep.app
Opalstack

PixKeep is a free suite of privacy-first image tools that runs entirely in your browser — no uploads, no servers, works offline once loaded. 27 format converters across 7 formats (HEIC, AVIF, WebP, TIFF, PNG, JPG, PDF) plus GIF output: • HEIC → JPG / PNG / PDF / TIFF / AVIF / WebP (iPhone photos...

Read more about PixKeep.app

No description of Opalstack yet.

Features and specs

What each product offers, as listed by its team.

PixKeep.app 10 features
Opalstack 5 features
  • Local processing
    Files never leave your device — all processing runs in the browser
  • Format converters
    27 tools across HEIC, AVIF, WebP, TIFF, PNG, JPG, PDF (+ GIF output)
  • Image editors
    Compress, compare, resize, crop, rotate, flip
  • Visual comparison
    Split / side-by-side / diff views + pixel-level diff heatmap with DSSIM score
  • Ready-made scenes
    Instagram, YouTube, LinkedIn, Discord, email attachments
  • Passport photo maker
    300 DPI, India & US sizes, print-sheet layouts
  • Offline Mode
    All tools function without internet once loaded (PWA)
  • Batch processing
    Up to 10 files in parallel
  • No sign-up
    Free, no account, no watermark
  • Languages
    English, German, Spanish, Vietnamese, Traditional Chinese
  • Developer-Friendly Hosting
    Opalstack is designed with developers in mind, offering SSH access, Git integration, and support for multiple programming languages and frameworks including Python, Node.js, Ruby, and PHP, giving developers granular control over their hosting environment.
  • Affordable Pricing
    Opalstack offers competitive pricing for shared and managed hosting plans, making it an accessible option for small businesses, freelancers, and individual developers who need robust features without enterprise-level costs.
  • Modern Control Panel
    Opalstack provides a clean, modern, and intuitive web-based dashboard for managing sites, applications, databases, and email accounts, which is a significant improvement over older-style hosting control panels like cPanel.
  • Strong Support for Multiple Applications
    The platform supports a wide variety of application types including WordPress, Django, Flask, Express, static sites, and more, allowing users to host diverse projects on a single account with easy deployment.
  • Reliable Infrastructure and Support
    Opalstack is built by former WebFaction team members, bringing experienced hosting expertise. They offer responsive customer support and a reputation for stable, well-managed server infrastructure with good uptime.

Possible disadvantages

  • Smaller Community and Ecosystem
    Compared to major hosting providers like DigitalOcean, AWS, or even shared hosts like SiteGround, Opalstack has a smaller user base, which means fewer community tutorials, third-party guides, and forum discussions available for troubleshooting.
  • Limited Scalability Options
    Opalstack is primarily a shared hosting provider, which means it may not be the best choice for high-traffic applications or projects that require rapid, on-demand scaling of resources like CPU, RAM, or storage.
  • Not Ideal for Beginners
    While developer-friendly, Opalstack's approach can be intimidating for non-technical users. Setting up applications often requires familiarity with the command line and server configuration, which may not suit those looking for simple one-click solutions.
  • Limited Data Center Locations
    Opalstack offers a relatively small number of data center locations compared to major cloud providers, which may result in higher latency for users targeting audiences in regions not well-served by the available server locations.
  • Fewer Managed Services and Add-ons
    Unlike larger hosting platforms, Opalstack lacks a wide range of managed add-on services such as built-in CDN integration, managed backups with granular restore options, or one-click SSL management that more mainstream providers offer out of the box.

Analysis

An editorial look at what each product does well and who it suits.

PixKeep.app
Opalstack

Overall verdict

  • I don't have verified, up-to-date information about PixKeep.app specifically, so I can't confirm its quality, safety, or reliability. Before using it, research its reputation, check reviews, verify how it handles your data/privacy, and test with non-sensitive files first.

Why this product is good

  • I lack reliable, current data on this specific service to make a genuine assessment
  • Unable to verify its features, pricing, security practices, or user satisfaction
  • Cannot confirm if it is legitimate, actively maintained, or trustworthy with your files

Recommended for

  • Users willing to do independent research (check reviews, look up the company, verify security certificates) before trusting it with any files
  • Not recommended for storing sensitive or irreplaceable data until you have verified its legitimacy and security practices
  • Consider well-established alternatives with proven track records for important file storage needs

Overall verdict

  • Opalstack is a solid choice for developers and tech-savvy users seeking an affordable, flexible control panel hosting solution with good performance and transparent pricing, though it may require more technical know-how than mainstream cPanel hosts.

Why this product is good

  • Uses a custom lightweight control panel that's fast and efficient compared to resource-heavy alternatives like cPanel
  • Offers straightforward, transparent pricing without hidden fees or aggressive upselling
  • Provides SSD storage and solid server performance for the price point
  • Supports multiple app types including Python, Node.js, and various frameworks beyond typical PHP hosting
  • Founded by the original creators of WebFaction, bringing significant hosting industry experience
  • Good for running multiple websites/apps under one account with granular resource control
  • Responsive customer support with a knowledgeable team
  • No long-term contracts required, allowing flexibility

Recommended for

  • Developers who need support for Python, Node.js, or other non-PHP applications
  • Users comfortable with a more technical, non-cPanel control panel interface
  • Small businesses or freelancers hosting multiple websites who want granular control
  • Former WebFaction users looking for a similar service after its shutdown
  • Budget-conscious users who want VPS-like flexibility without full server management
  • Users who prioritize transparent pricing over bundled marketing extras

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
PixKeep.app
Opalstack
100% 100%
Image Editing
0% 0%
0% 0%
Cloud Hosting
100% 100%
100% 100%
Privacy
0% 0%
0% 0%
Web Hosting
100% 100%

Questions & Answers

As answered by people managing PixKeep.app and Opalstack.

What makes your product unique?

PixKeep.app's answer

All image processing happens 100% in your browser — files never leave your device, and every tool works offline once loaded. PixKeep also has a built-in visual comparison tool: split / side-by-side / diff views with a pixel-level diff heatmap and a DSSIM score, so you can see exactly what compression or conversion changed before you save.

Why should a person choose your product over its competitors?

PixKeep.app's answer

  • No uploads: conversion happens on your device — no queue, no server-imposed file caps, no privacy risk
  • No account, no sign-up, no watermark — 100% free
  • Works offline once loaded (PWA)
  • Visual quality check: split / side-by-side / diff comparison with DSSIM score before saving
  • Beyond conversion: compress, resize, crop, rotate, flip, compare — plus ready-made scenes and a passport photo maker with 300 DPI print sheets

How would you describe the primary audience of your product?

PixKeep.app's answer

iPhone users converting HEIC photos to universal formats, visa and passport applicants preparing compliant photos, social media creators sizing images for Instagram/YouTube/LinkedIn/Discord, and privacy-conscious users who don't want their photos on someone else's server.

What's the story behind your product?

PixKeep.app's answer

PixKeep started as a side project by a developer with 10+ years image/video processing experience. The motivation: popular image converters upload your photos to a server, add queues, watermarks and file limits — while modern browsers can do all of it locally. PixKeep proves a browser-only toolkit can be faster, free, and private by default, with zero server costs keeping it sustainable as a free product.

Which are the primary technologies used for building your product?

PixKeep.app's answer

  • Astro (static site generation) + TypeScript
  • Browser Canvas API and WebCodecs
  • WASM codecs: MozJPEG, WebP, AVIF, OxiPNG
  • heic2any (HEIC), UTIF.js (TIFF), pdf.js + jsPDF (PDF), gif.js (GIF), Cropper.js
  • Service Worker (offline PWA)
  • Hosted on Cloudflare Pages

Who are some of the biggest customers of your product?

PixKeep.app's answer

  • PixKeep is free and account-free — we don't track users by design
  • Typical users: iPhone owners converting HEIC photos, passport/visa applicants, social media creators, and anyone who prefers not to upload personal photos to a server

User comments

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