Side-by-side comparison · 24 data points
Add callback option to your store and reach out to your customers
| Mega Callback | OCS ‑ All Contact Form Builder | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed |
All Form builder & form maker for contact, order, survey forms. Easy drag & drop. No code needed.
| Metric | Mega Callback | OCS ‑ All Contact Form Builder |
|---|---|---|
| Rating | 5.0 ★ | — |
| Total reviews | 14 | 0 |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free plan available |
| Built for Shopify | — | — |
| Pricing tiers | 3 tiers | 3 tiers |
| Listed features | 3 | ★ 5 |
| Languages | 1 supported | 13 supported |
| Listed since | May 2018 | Aug 2025 |
Based on the data on this page, Mega Callback is the stronger choice for most Shopify App Store merchants — 5.0★ vs OCS ‑ All Contact Form Builder's 0.0★ is a meaningful gap that usually reflects real product or support quality differences across the user base.
Pricing entry tiers: Mega Callback at Free plan available, OCS ‑ All Contact Form Builder at Free plan available. 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.
Recommended by size: small/early-stage merchants who need fast install and low risk should default to Mega Callback; mid-market and enterprise merchants with specific feature requirements should evaluate both — OCS ‑ All Contact Form Builder's 0-review base may include the workflow context that matches your specific use case better than Mega Callback'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 Shopify App Store 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: Mega Callback audit • OCS ‑ All Contact Form Builder audit
| Last updated | — | — |
|---|
| Keyword | Mega Callback | OCS ‑ All Contact Form Builder |
|---|---|---|
| mega | #20 | Not ranked |
| contact form builder | Not ranked | #27 |
| form maker | Not ranked | #44 |
| feedback form | Not ranked | #53 |
| forms | #208 | Not ranked |
Both Mega Callback and OCS ‑ All Contact Form Builder offer paid plans only. Mega Callback starts at Free plan available; OCS ‑ All Contact Form Builder starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
Mega Callback holds the higher average rating (5.0★ vs 0.0★). 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 Shopify App Store. Mega Callback has the deeper published review base (14 vs 0), 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.
Mega Callback typically suits early-stage and growth-mode teams based on its published review base (14 reviews). OCS ‑ All Contact Form Builder typically suits early-stage and growth-mode teams based on its published review base (0 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. Mega Callback and OCS ‑ All Contact Form Builder 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 OCS ‑ All Contact Form Builder" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.