Spectra Gutenberg Blocks – Website… vs Algori PDF Viewer (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Spectra Gutenberg Blocks – Website…
1.0M+ active installs
Free
Quick Verdict
As of April 2026, Spectra Gutenberg Blocks – Website… has a higher user rating (4.7/5 from 1,844 reviews) and leads in active installations (1.0M+ vs 7.0K+). Both are free WordPress plugins. Spectra Gutenberg Blocks – Website… has accumulated 39M+ total downloads while Algori PDF Viewer has 102K+.
Detailed Comparison
| Metric | Spectra Gutenberg Blocks – Website… | Algori PDF Viewer | |
|---|---|---|---|
| Rating | 4.7/5 | ◄ | 4.3/5 |
| Total Reviews | 1,844 | ◄ | 9 |
| Active Installs | 1.0M+ | ◄ | 7.0K+ |
| Total Downloads | 39M+ | ◄ | 102K+ |
| Support Resolution | 73% | N/A | |
| Last Updated | 4 days ago | ◄ | 1 year ago |
| First Released | 2018 | 2018 | |
| Age | 8 years | 8 years | |
| WP Requires | 5.6+ | 5.0.0+ | |
| PHP Requires | 7.4+ | 5.6.0+ | |
| Business Model | Free | Free | |
| Latest Version | 2.19.22 | 1.0.8 |
Rating Breakdown
Spectra Gutenberg Blocks – Website…
Algori PDF Viewer
Download Trends
Over the past 30 days, Spectra Gutenberg Blocks – Website… averaged approximately 25,260 daily downloads while Algori PDF Viewer averaged 18.
Recent Reviews
Spectra Gutenberg Blocks – Website… Reviews
Amazing Plugin
This plugin is incredible because of its extensive customization options, along with other features that allow for a complete and flexible interface that adapts to all user needs. The only drawbac
Excellent support
Had to reach out to support with an issue on spectra and they resolved it very quickly
Clean & Flexible Block Builder with Minor Limits
I’ve been using Spectra Gutenberg Blocks for a few projects, and it really improves the default Gutenberg experience. The blocks are well-designed, lightweight, and easy to customize without slowing d
Algori PDF Viewer Reviews
Good PDF viewer for Gutenberg.
The Lite version has all the features I needed and is simple to use; to display PDFs in my posts.
Great Plugin! Please add alignment capability
It’s getting harder and harder to find a free pdf viewer plugin with simple download capabilities, but this one has it. Easy to use and effective. One thing I would like to see added is the ability to
It does the job right
Great little plugin. It display the PDF greatly with the block editor and has lots of useful features.
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Enables the previous "classic" editor and the old-style Edit Post screen with TinyMCE, Meta Boxes, etc. Supports all plugins that extend this screen.
Enables the previous "classic" widgets settings screens in Appearance - Widgets and the Customizer. Disables the block editor from managing widgets.
The growing library of 300+ ready-to-use templates that work with all WordPress themes including Astra, Hello, OceanWP, GeneratePress and more
Extends and enhances the block editor (Gutenberg) and the classic editor (TinyMCE).
Disable Gutenberg Block Editor and restore the Classic Editor and original Edit Post screen (TinyMCE, meta boxes, etc.).
20+ AI-powered Gutenberg Blocks with endless options, enabling top-notch efficiency for high-performance dynamic website creation.
Frequently Asked Questions
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.