Side-by-side comparison · 24 data points
Send personalized mass emails from Gmail™ and track opens, clicks, replies, and follow-ups.
| Mergo Mail Merge | PerformFlow - Form Approvals Workflow & Publisher | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | — | — |
| Last updated | — | — |
Automate form approval workflow like invoice with form approvals & convert form to PDF via form publisher.
| Metric | Mergo Mail Merge | PerformFlow - Form Approvals Workflow & Publisher |
|---|---|---|
| Rating | ★ 4.8 ★ | 4.3 ★ |
| Total reviews | ★ 7.6k | 157 |
| Active installs | 3,464,068+ | 1,140,093+ |
| Free plan | Yes | Yes |
| Pricing | Free of charge with paid features | Free of charge with paid features |
Based on the data on this page, Mergo Mail Merge is the stronger choice for most Google Workspace Marketplace admins — 4.8★ vs PerformFlow - Form Approvals Workflow & Publisher's 4.3★ is a meaningful gap that usually reflects real product or support quality differences across the user base.
Pricing entry tiers: Mergo Mail Merge at Free of charge with paid features, PerformFlow - Form Approvals Workflow & Publisher at Free of charge with paid features. Check each app's tier structure for the capacity limits you actually need before deciding — the headline number is the same shape, but the gating shape per tier (seats, usage volume, integrations) varies.
Mergo Mail Merge has the larger user base (7,624 reviews vs 157), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. PerformFlow - Form Approvals Workflow & Publisher's smaller cohort can be an advantage for niche workflows where the bigger app has accumulated bloat.
Recommended by size: small/early-stage admins who need fast install and low risk should default to Mergo Mail Merge; mid-market and enterprise admins with specific feature requirements should evaluate both — PerformFlow - Form Approvals Workflow & Publisher's 157-review base may include the workflow context that matches your specific use case better than Mergo Mail Merge'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 Google Workspace Marketplace 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: Mergo Mail Merge audit • PerformFlow - Form Approvals Workflow & Publisher audit
| Keyword | Mergo Mail Merge | PerformFlow - Form Approvals Workflow & Publisher |
|---|---|---|
| forms | Not ranked | #25 |
| jotform | Not ranked | #25 |
| form | Not ranked | #28 |
Both Mergo Mail Merge and PerformFlow - Form Approvals Workflow & Publisher offer paid plans only. Mergo Mail Merge starts at Free of charge with paid features; PerformFlow - Form Approvals Workflow & Publisher starts at Free of charge with paid features. Compare the per-tier features in the Pricing section above before committing.
Mergo Mail Merge has the higher average rating (4.8★ from 7,624 reviews) compared to PerformFlow - Form Approvals Workflow & Publisher (4.3★ from 157 reviews). Both are tracked daily by AppRanks, so the figures here update each refresh cycle.
Mergo Mail Merge holds the higher average rating (4.8★ vs 4.3★). 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 Google Workspace Marketplace. Mergo Mail Merge has the deeper published review base (7,624 vs 157), 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.
Mergo Mail Merge typically suits established teams with steady usage based on its published review base (7,624 reviews). PerformFlow - Form Approvals Workflow & Publisher typically suits early-stage and growth-mode teams based on its published review base (157 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. Mergo Mail Merge and PerformFlow - Form Approvals Workflow & Publisher 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 PerformFlow - Form Approvals Workflow & Publisher" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.