Flexible PDF Invoices for WooCommerce &… vs Caldera Forms – Sprout Invoices… (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
Caldera Forms – Sprout Invoices…
10 active installs
Free
Quick Verdict
As of April 2026, Caldera Forms – Sprout Invoices… has a higher user rating (5/5 from 1 reviews) while Flexible PDF Invoices for WooCommerce &… leads in active installations (7.0K+ vs 10). Both are free WordPress plugins. Flexible PDF Invoices for WooCommerce &… has accumulated 371K+ total downloads while Caldera Forms – Sprout Invoices… has 3.0K+.
Detailed Comparison
| Metric | Flexible PDF Invoices for WooCommerce &… | Caldera Forms – Sprout Invoices… | |
|---|---|---|---|
| Rating | 4.4/5 | ► | 5/5 |
| Total Reviews | 37 | ◄ | 1 |
| Active Installs | 7.0K+ | ◄ | 10 |
| Total Downloads | 371K+ | ◄ | 3.0K+ |
| Support Resolution | 100% | N/A | |
| Last Updated | 2 weeks ago | ◄ | 11 years ago |
| First Released | 2016 | 2014 | |
| Age | 10 years | 12 years | |
| WP Requires | 6.4+ | 3.9+ | |
| PHP Requires | 7.4+ | false+ | |
| Business Model | Free | Free | |
| Latest Version | 6.2.12 | 1.0.0 |
Rating Breakdown
Flexible PDF Invoices for WooCommerce &…
Caldera Forms – Sprout Invoices…
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
Caldera Forms – Sprout Invoices… Reviews
No reviews yet
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Frequently Asked Questions
Is Flexible PDF Invoices for WooCommerce &… or Caldera Forms – Sprout Invoices… more popular?
Which has better ratings — Flexible PDF Invoices for WooCommerce &… or Caldera Forms – Sprout Invoices…?
Are Flexible PDF Invoices for WooCommerce &… and Caldera Forms – Sprout Invoices… free?
Which plugin has better support — Flexible PDF Invoices for WooCommerce &… or Caldera Forms – Sprout Invoices…?
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.