Modern Image Formats vs FSM Custom Featured Image Caption (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
FSM Custom Featured Image Caption
5.0K+ active installs
Free
Quick Verdict
As of April 2026, FSM Custom Featured Image Caption has a higher user rating (4.6/5 from 22 reviews) while Modern Image Formats leads in active installations (100K+ vs 5.0K+). Both are free WordPress plugins. Modern Image Formats has accumulated 980K+ total downloads while FSM Custom Featured Image Caption has 121K+. Modern Image Formats has a higher support resolution rate (67% vs 0%).
Detailed Comparison
| Metric | Modern Image Formats | FSM Custom Featured Image Caption | |
|---|---|---|---|
| Rating | 3.3/5 | ► | 4.6/5 |
| Total Reviews | 23 | ◄ | 22 |
| Active Installs | 100K+ | ◄ | 5.0K+ |
| Total Downloads | 980K+ | ◄ | 121K+ |
| Support Resolution | 67% | ◄ | 0% |
| Last Updated | 2 months ago | ◄ | 1 year ago |
| First Released | 2023 | 2017 | |
| Age | 3 years | 9 years | |
| WP Requires | 6.6+ | false+ | |
| PHP Requires | 7.2+ | false+ | |
| Business Model | Free | Free | |
| Latest Version | 2.6.1 | 1.25.1 |
Rating Breakdown
Modern Image Formats
FSM Custom Featured Image Caption
Download Trends
Over the past 30 days, Modern Image Formats averaged approximately 518 daily downloads while FSM Custom Featured Image Caption averaged 18.
Recent Reviews
Modern Image Formats Reviews
Funktioniert wie beschrieben – Heimvorteil weil von WordPress entwickelt
Ich nutze dieses Plugin auf allen neuen Webseiten, damit Bilder automatisch nach AVIF konvertiert werden. Es funktionierte bisher immer ohne Probleme, deshalb kann ich es uneingeschränkt empfehlen. Ic
Doesn’t work, support not helpful
Been trying to get this thing to work but it just wont serve the generated images. Support stopped replying.
compression?
Good plugin, but no option to set the WebP compression value. What compression is used here?
FSM Custom Featured Image Caption Reviews
Super Helpful, Indeed Essential
Simple, easy to use, works well. I’d donate for sure if the Donate link worked!
Is the plugin still supported?
I have checked that the plugin has not been updated for 2 years, we have been using it for a couple of years and the plugin is very good, but we need to know if you plan to release new maintenance upd
Worked without any configuration
This plug-in did exactly what I expected (display the featured image caption in post single view), without any configuration. Thank you!
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Frequently Asked Questions
Is Modern Image Formats or FSM Custom Featured Image Caption more popular?
Which has better ratings — Modern Image Formats or FSM Custom Featured Image Caption?
Are Modern Image Formats and FSM Custom Featured Image Caption free?
Which plugin has better support — Modern Image Formats or FSM Custom Featured Image Caption?
Which plugin is updated more frequently?
Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.