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Postscript pricing, price hikes and cheaper alternatives

Postscript (postscript.io) is a SMS marketing platform. Free Starter plan with pay-per-message SMS/MMS rates and a $49 monthly minimum spend, plus monthly plans (Growth $100, Professional $500) with lower per-message rates; carrier fees pass through.. Free plan: Starter: $0/mo plan fee, then $0.009/SMS and $0.045/MMS per message with a $49 monthly minimum spend; 2 opt-in keywords..

What Postscript costs

  • 1k subscribers: $49/mo (Starter (free plan, $0 fee): 4,000 SMS x $0.009 = $36 of usage, raised to the $49 monthly minimum spend. Growth $100 + 4,000 x $0.008 = $132 and Professional $500 + 4,000 x $0.007 = $528 cost more. No subscriber cap is published, so Starter holds 1,000. Excludes the $100 first-30-day trial credit and the average US carrier fee passed through by default ($0.0033/SMS, about $13.20). Toll-free number included free; no seat fee published.)
  • 5k subscribers: $180/mo (Starter: 20,000 SMS x $0.009 = $180, above the $49 minimum. Growth $100 + 20,000 x $0.008 = $260; Professional $500 + 20,000 x $0.007 = $640. Excludes carrier fees (about $66 at $0.0033/SMS).)
  • 10k subscribers: $360/mo (Starter: 40,000 SMS x $0.009 = $360. Growth $100 + 40,000 x $0.008 = $420; Professional $500 + 40,000 x $0.007 = $780. Excludes carrier fees (about $132 at $0.0033/SMS).)

Plan compared: Starter (free plan, monthly billing) with the $49 monthly minimum applied. USD per month on monthly billing to send 4 campaigns a month to a list of opted-in US subscribers (4 single-segment SMS per subscriber), counting plan fees, per-message costs and a sending number but not carrier pass-through or 10DLC/toll-free registration fees. WhatsApp-only tools are priced on the same number of WhatsApp marketing messages to US numbers, including Meta's per-message fee.

What Postscript does

Core: Store & cart targeting (partly), SMS opt-in capture (partly), Bulk SMS campaigns (partly), Automated message flows (partly), Store-triggered flows.

Important: Coupons & gamified offers (partly), Email & CRM integrations (partly), Email marketing broadcasts (partly), Revenue attribution, Consent & data compliance (partly), MMS picture messages (partly), Two-way business texting (partly), Audience segmentation, Click and revenue tracking, Consent and compliance tools (partly), Sender number options (partly), AI writing and optimization.

Also has: Popups & slide-ins (partly), Page & campaign A/B testing (partly), AI campaign generation (partly), RCS and other channels (partly), International SMS (partly), Conversational chatbots (partly), Integrations and API (partly).

Postscript price hikes

No price hikes on record for Postscript.

Alternatives to Postscript

Postscript is the cheapest SMS marketing platform we track at 1k subs. The others:

Postscript alternatives: 2 SMS marketing platforms compared, at every size.

Other kinds of products that cover part of Postscript

  • Klaviyo (Newsletter): covers 94% of Postscript; missing or partial: MMS picture messages
  • Brevo (Email API): covers 83% of Postscript; missing or partial: Store-triggered flows (partly), MMS picture messages, Click and revenue tracking (partly), AI writing and optimization (partly)
  • Mailchimp (Newsletter): covers 77% of Postscript; missing or partial: Store-triggered flows (partly), MMS picture messages, Two-way business texting, RCS and other channels, Conversational chatbots
  • Twilio (SMS & voice APIs): covers 73% of Postscript; missing or partial: SMS opt-in capture, Store-triggered flows (partly), Audience segmentation (partly), Click and revenue tracking (partly), AI writing and optimization

Every change we logged

  • Sep 28, 2026 · Repriced: Pricing page added a $699/mo Postscript AI Plan (per-message $0.003 to $0.30) and put an Email add-on on a waitlist with no price. Starter and Growth dropped their crossed-out 'was' SMS rates, so old values are not shown and no rate change is confirmed.

Sources

Pricing page: postscript.io/pricing. Prices last checked Oct 16, 2026. Official pricing page (raw HTML checked 2026-10-17): Starter $0/mo at $0.009/SMS with a $49 monthly minimum spend, Growth $100/mo at $0.008/SMS, Professional $500/mo at $0.007/SMS, no annual prices, no subscriber cap; the 1,000 point uses the $49 minimum since 4,000 SMS at $0.009 is $36. PricingSaaS (tracking since 2026-03-02) shows Starter at $0.01 SMS, stale against the live page; the price-increase web search could not run (search budget used up), so pre-2026 history is unchecked.