Klaviyo vs Postscript
Both are in SMS marketing. Here is how their plans, prices and features compare, taken from each vendor's own site.
The main differences
- Klaviyo's cheapest paid plan is $20/mo, against $49/mo for Postscript.
- Klaviyo has a free plan; Postscript does not.
- Fees: Klaviyo states none; Postscript $0 plan fee, $49 monthly minimum spend; $0.009 per SMS plus carrier fees, $0.008 per SMS plus carrier fees, $0.007 per SMS plus carrier fees, Custom pricing; contact sales.
| Klaviyo | Postscript | |
|---|---|---|
| Starting price | Free plan · from $20/mo | from $49/mo |
| Free plan | Yes | No |
| Free trial | Not stated by the vendor | Yes |
| Plans | Free ($0); Email ($20/mo); Marketing ($90/mo) | Starter ($49/mo); Growth ($100/mo); Professional ($500/mo); Enterprise () |
| Fees | Not stated | $0 plan fee, $49 monthly minimum spend; $0.009 per SMS plus carrier fees; $0.008 per SMS plus carrier fees; $0.007 per SMS plus carrier fees; Custom pricing; contact sales |
| Best for | Ecommerce | Ecommerce |
| Key features | Email campaigns, signup forms and segmentation; 350+ integrations (Email and up); A/B testing (Email and up); Generative AI for subject lines, content, images and segments | Visual flow builder with cart and browse abandonment templates; Popups, checkout collection and opt-in forms; Segmentation using Shopify data and integrations; Response management for replying to texts |
| Checked on | 2026-10-01 | 2026-10-03 |
Prices change; confirm on the vendor's site before you buy. Full details and sources are on each tool's page.
Klaviyo
- Free plan with 500 emails a month
- 350+ integrations
- A broad ecommerce toolset on the Marketing plan
Trade-offs
- Priced by active profiles, so cost rises as the list grows
- Email support on Free lasts only 60 days
- A/B testing is not on the Free plan
Postscript
- Free trial on every self-serve plan
- Per-message rates drop on higher plans
- Dedicated toll-free number on every plan
Trade-offs
- The Starter plan has a $49 monthly minimum spend
- Message fees and carrier fees are charged on top of the plan fee
- Built for ecommerce brands, so less suited to other businesses