Side-by-side comparison
Add live chat, reviews, and threaded discussions to any page or blog post.
| Metric | Comments by FastComments | PAI: Auto AI Blog ‑ AI SEO |
|---|---|---|
| Rating | — | 5.0 ★ |
| Total reviews | 0 | 17 |
| Free plan | Yes | Yes |
| Pricing | Free trial available | Free |
| Built for Shopify | — | ★ Yes |
| Pricing tiers | 5 tiers | — |
| Listed features | 5 | 5 |
| Languages | 1 supported |
On the measured data here, PAI leads on more dimensions (3 vs 1). Pick Comments by FastComments if one of the points where it leads is what you need.
Built only from the Shopify App Store listing data shown on this page. AppRanks does not accept payment to influence comparisons. Read the methodology
Read each app's audit: Comments by FastComments audit • PAI: Auto AI Blog ‑ AI SEO audit
| Field | Comments by FastComments | PAI |
|---|---|---|
| Tagline | ||
| Listing audit | 85/100 listing audit | 90/100 listing audit |
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer |
| 1 supported |
| Listed since | May 2026 | Jul 2026 |
|---|
| Listed |
|---|
None
| Keyword | Comments by FastComments | PAI |
|---|---|---|
| seo blog posts | Not ranked | #3 |
| blog posts | Not ranked | #7 |
| ai blog | Not ranked | #7 |
| comments | #12 | Not ranked |
PAI: Auto AI Blog ‑ AI SEO is cheaper to start with — it offers a free plan and Comments by FastComments doesn't list one. Prices are as listed on the Shopify App Store; check what each tier includes in the Pricing section above.
AppRanks cannot separate these two on rating, because neither publishes one. PAI: Auto AI Blog ‑ AI SEO does carry the larger published review base (17 vs 0). Read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Shopify App Store. AppRanks doesn't measure setup time directly; PAI: Auto AI Blog ‑ AI SEO has more published reviews to read for user-reported install experience (17 vs 0).
AppRanks cannot say which fits a larger or smaller operation — there is no store-size measurement in the Shopify App Store data. What it can show: Comments by FastComments has 0 published reviews; PAI: Auto AI Blog ‑ AI SEO has 17 published reviews. Compare plan limits and pricing tiers against your own volume.
Migration support varies by app and category. Comments by FastComments and PAI: Auto AI Blog ‑ AI SEO 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 Comments by FastComments" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.