Side-by-side comparison · 24 data points
This allows Google Colaboratory to open and create files in Google Drive. It is automatically installed on first use; uninstalling this will not prevent access to Colaboratory.
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| Screenshots | images | images |
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Send hundreds of personalized emails from Google Sheets ™. Includes: mail merge, tracking, scheduling, follow-ups, automations and powerful AI features. Try it now, it's free!
| Metric | Colaboratory | Mailmeteor: Mail merge for Google Sheets ™ |
|---|---|---|
| Rating | 4.7 ★ | ★ 4.9 ★ |
| Total reviews | 3.8k | ★ 12k |
| Active installs | 93,099,173+ | 7,904,202+ |
| Free plan | — | ★ Yes |
| Pricing | Not available | Free of charge with paid features |
Mailmeteor: Mail merge for Google Sheets ™ edges out Colaboratory on rating (4.9★ vs 4.7★), but the gap is small enough that pricing fit and feature differentiation should drive the decision more than the headline number.
On pricing, Mailmeteor: Mail merge for Google Sheets ™ offers a free tier (Free of charge with paid features) while Colaboratory starts at Not available. The free option meaningfully reduces evaluation cost, particularly at low usage volumes where the entry-paid tier can outpace the value delivered.
Mailmeteor: Mail merge for Google Sheets ™ has the larger user base (11,664 reviews vs 3,792), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Colaboratory'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 Mailmeteor: Mail merge for Google Sheets ™; mid-market and enterprise admins with specific feature requirements should evaluate both — Colaboratory's 3,792-review base may include the workflow context that matches your specific use case better than Mailmeteor: Mail merge for Google Sheets ™'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: Colaboratory audit • Mailmeteor: Mail merge for Google Sheets ™ audit
No tracked changes.
Mailmeteor: Mail merge for Google Sheets ™ is the cheaper option — it offers a free plan (Free of charge with paid features). Colaboratory starts at Not available. Both publish their pricing on the Google Workspace Marketplace; AppRanks mirrors what's listed on each refresh cycle.
Mailmeteor: Mail merge for Google Sheets ™ has the higher average rating (4.9★ from 11,664 reviews) compared to Colaboratory (4.7★ from 3,792 reviews). Both are tracked daily by AppRanks, so the figures here update each refresh cycle.
Mailmeteor: Mail merge for Google Sheets ™ holds the higher average rating (4.9★ vs 4.7★). 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. Mailmeteor: Mail merge for Google Sheets ™ has the deeper published review base (11,664 vs 3,792), 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.
Colaboratory typically suits early-stage and growth-mode teams based on its published review base (3,792 reviews). Mailmeteor: Mail merge for Google Sheets ™ typically suits established teams with steady usage based on its published review base (11,664 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. Colaboratory and Mailmeteor: Mail merge for Google Sheets ™ 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 Colaboratory" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
