Flexible PDF Invoices for WooCommerce &… vs Simple Invoice Generator (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Flexible PDF Invoices for WooCommerce &…
7.0K+ active installs
Free
Quick Verdict
As of April 2026, Flexible PDF Invoices for WooCommerce &… has a higher user rating (4.4/5 from 37 reviews) and leads in active installations (7.0K+ vs 10). Both are free WordPress plugins. Flexible PDF Invoices for WooCommerce &… has accumulated 371K+ total downloads while Simple Invoice Generator has 920.
Detailed Comparison
| Metric | Flexible PDF Invoices for WooCommerce &… | Simple Invoice Generator | |
|---|---|---|---|
| Rating | 4.4/5 | ◄ | N/A |
| Total Reviews | 37 | ◄ | 0 |
| Active Installs | 7.0K+ | ◄ | 10 |
| Total Downloads | 371K+ | ◄ | 920 |
| Support Resolution | 100% | N/A | |
| Last Updated | 2 weeks ago | ► | 2 weeks ago |
| First Released | 2016 | 2025 | |
| Age | 10 years | 1 year | |
| WP Requires | 6.4+ | 5.2+ | |
| PHP Requires | 7.4+ | 7.0+ | |
| Business Model | Free | Free | |
| Latest Version | 6.2.12 | 1.0.9 |
Rating Breakdown
Flexible PDF Invoices for WooCommerce &…
Simple Invoice Generator
Download Trends
Recent Reviews
Flexible PDF Invoices for WooCommerce &… Reviews
Excelent support
I have contacted support in the name of my company Maksimer with 2 issues regarding Flexible invoices plugin and KSeF integration. Got a prompt response that they will work on the issue soon. Usually
Excellent support
I started using the free version of the plugin, after reviewing it I decided to upgrade to the Pro version. It contains everything a regular online billing cloud does and is fully functional and relia
Super
Korzystam z wersji PRO i mimo że napotkałam kilka problemów technicznych, obsługa wsparcia okazała się naprawdę na najwyższym poziomie – szybka, konkretna i bardzo pomocna. Dziękuję za profesjonalne p
Simple Invoice Generator Reviews
No reviews yet
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Frequently Asked Questions
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.