Side-by-side comparison · 24 data points
| Contact Form Zero | Sliced Invoices – WordPress Invoice Plugin | |
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| Tagline | — | — |
| Description | ||
| Screenshots | — | — |
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| Metric | Contact Form Zero | Sliced Invoices – WordPress Invoice Plugin |
|---|---|---|
| Rating | ★ 5.0 ★ | 4.6 ★ |
| Total reviews | 1 | ★ 117 |
| Active installs | 30+ | 5,000+ |
| Free plan | — | — |
Based on the data on this page, Contact Form Zero is the stronger choice for most WordPress Plugin Directory site owners — 5.0★ vs Sliced Invoices – WordPress Invoice Plugin's 4.6★ is a meaningful gap that usually reflects real product or support quality differences across the user base.
Sliced Invoices – WordPress Invoice Plugin has the larger user base (117 reviews vs 1), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Contact Form Zero's smaller cohort can be an advantage for niche workflows where the bigger app has accumulated bloat.
Recommended by size: small/early-stage site owners who need fast install and low risk should default to Contact Form Zero; mid-market and enterprise site owners with specific feature requirements should evaluate both — Sliced Invoices – WordPress Invoice Plugin's 117-review base may include the workflow context that matches your specific use case better than Contact Form Zero's broader-but-shallower coverage.
This verdict is generated from the live marketplace data on this page — rating, review count, pricing tier, and category position all refresh from the canonical WordPress Plugin Directory listing every 24 hours. AppRanks does not accept payment to influence comparison outcomes; the methodology is documented on the About page and applies identically to every pair on the site.
Read each app's audit: Contact Form Zero audit • Sliced Invoices – WordPress Invoice Plugin audit
| Keyword | Contact Form Zero | Sliced Invoices – WordPress Invoice Plugin |
|---|---|---|
| contact form | #187 | #683 |
| custom form | #346 | #776 |
| contact | #186 | #983 |
| form | #410 | #923 |
| forms | #772 | #969 |
Contact Form Zero has the higher average rating (5.0★ from 1 reviews) compared to Sliced Invoices – WordPress Invoice Plugin (4.6★ from 117 reviews). Both are tracked daily by AppRanks, so the figures here update each refresh cycle.
Contact Form Zero holds the higher average rating (5.0★ vs 4.6★). That is the one dimension AppRanks can separate them on here — read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the WordPress Plugin Directory. Sliced Invoices – WordPress Invoice Plugin has the deeper published review base (117 vs 1), which often — though not always — accompanies better-tested setup docs. AppRanks doesn't measure setup time directly: read the recent reviews on each app's detail page for user-reported install experience.
Contact Form Zero typically suits early-stage and growth-mode teams based on its published review base (1 reviews). Sliced Invoices – WordPress Invoice Plugin typically suits early-stage and growth-mode teams based on its published review base (117 reviews). A larger review base generally means the app has been exercised at scale — relevant if you are processing high volume or handling enterprise compliance requirements.
Migration support varies by app and category. Contact Form Zero and Sliced Invoices – WordPress Invoice Plugin both publish their export options on their marketplace listing pages (or in their support docs); some apps offer one-click import from competitors, others require CSV. The fastest check: search "import from Contact Form Zero" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
