83
Gravity Forms Zero Spam
It stops the bots but might accidentally block your actual customers.
HealthyGrowing
83/100
The plugin is simple to use but its aggressive filtering can accidentally block legitimate users.
Active installs
~150,000
our estimate · wp.org shows 100k+
Rating
4.3★
24 ratings
Trend · vs a year ago
+822%
Growing fast
73 → 669 installs/day
Downloads over time
real new installs per day · release spikes shown separately from the trend2025-04-302025-08-082025-11-162026-02-232026-06-03
organicrelease spikerelease tailorganic trend · 14d rolling median
Growing fast · +822% in the last year
73/day a year ago→669/day today
Reviews
what people actually sayGravity Forms Zero Spam is generally well-regarded as a simple, no-configuration spam blocker for Gravity Forms, but a recurring and serious caveat is that it can be overly aggressive, flagging legitimate submissions as spam — including on high-traffic sites and when file attachments are involved.
What people like
- +Effectively stops automated spam without requiring CAPTCHA or manual IP blocking×9
- +Easy to install with no configuration needed×3
- +Provides a log of blocked submissions for review×2
- +Responsive developer support×3
- +Works well as an alternative to Google reCAPTCHA and Akismet×2
Common complaints
- −Overly aggressive filtering flags legitimate submissions as spam, including on high-traffic sites and forms with file attachments×3
- −In at least one case, every single submission was incorrectly marked as spam (since 1.2.1)
- −In at least one case, the plugin failed to block spam at all, allowing thousands of spam submissions through
Review trustMostly organic
- 4.33★Verified rating — holds steady vs the raw 4.30★
- 0%One-shot reviewers — most reviewers are active community members
- past spikeReview timing — up to 25% of all reviews landed in a single month
Reviews per month · 5★ vs lower
2024-02-152025-04-102026-06-04
5★ reviews1–4★ reviews
All-time ratings · 24 total
Latest reviews · 24 analyzed
- 2026-03-26★★★★★Does the job very good!tenholder
- 2024-05-31★★★★★This works very well!pete-nbtx
- 2024-04-03★★★★★Really doesn't workworldlightmedia
- 2024-02-05★★★★★Works like a charm!harrycustom
- 2022-06-12★★★★★Not sure how it's working, but it's working great so far!wodobo
- 2022-05-24★★★★★Well, it got rid of all the spam and many valid submissionsanphira
- 2022-05-13★★★★★Solid Spam-Fighting Solution!liamdempsey
- 2022-03-10★★★★★All email ends up in spamuser214
- 2021-10-15★★★★★Sends automated spam to the bit bucketwebaware
- 2021-07-10★★★★★It works and it get's updatedJason Robinson
Releases
recent versions from WordPress.org SVNFor developers & the curious
the raw signals behind the grade — none of this is on the friendly summary aboveDownload signals
Baselines are computed on organic days only — release spikes and their tails are excluded, so they're not inflated by the auto-update wave.
525
Baseline · median of last 7 organic days
659
Prior 7-day baseline
306
Floor · 25th percentile over 14 days
2,319
Mean release-day peak (30d)
475
Latest day · 2026-06-03(organic)
-20.3%
Week-over-week organic trend
Review signals
Concentration and drive-by metrics drive the review-burst and fake-review flags. 30–40% solo reviewers is normal; we only flag the extremes.
25%
Max month share · biggest single 30-day window
2.50
Distribution CV · <0.6 even, >1.5 bursty
83%
5★ share in analyzed sample
0%
Solo reviewers · only this one wp.org activity
—
Volume velocity · last 6mo vs prior 6mo
4.33 → 4.33★
Sample avg · raw → solo-filtered