No-Bot Registration vs Mailcastr Bot (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Quick Verdict
As of April 2026, Mailcastr Bot has a higher user rating (5/5 from 3 reviews) while No-Bot Registration leads in active installations (2.0K+ vs 0). Both are free WordPress plugins. No-Bot Registration has accumulated 36K+ total downloads while Mailcastr Bot has 7.7K+.
Detailed Comparison
| Metric | No-Bot Registration | Mailcastr Bot | |
|---|---|---|---|
| Rating | 4.4/5 | ► | 5/5 |
| Total Reviews | 27 | ◄ | 3 |
| Active Installs | 2.0K+ | ◄ | 0 |
| Total Downloads | 36K+ | ◄ | 7.7K+ |
| Support Resolution | 100% | N/A | |
| Last Updated | 3 months ago | ◄ | 5 years ago |
| First Released | 2017 | 2020 | |
| Age | 9 years | 6 years | |
| WP Requires | 5.8+ | 3.6+ | |
| PHP Requires | 8.0+ | 5.2+ | |
| Business Model | Free | Free | |
| Latest Version | 2.5.1 | 1.0.1 |
Rating Breakdown
No-Bot Registration
Mailcastr Bot
Download Trends
Recent Reviews
No-Bot Registration Reviews
Nice
Nice and good
Stopped Bot Registrations
I was using another plugin that blocked email addresses and domains and was still getting dozens of bot registrations per week. It was like playing Whack-A-Mole. I replaced that plugin with No-Bot Reg
Works great, the only one with a usernames filter. Back-end overloaded with othe
It’s the only plugin that correctly filters USERNAMES. Other plugins claim to filter, but they only work for emails, not usernames or both like this one. Congrats! P.S.: You could consolidate all t
Mailcastr Bot 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.