Propeller
AI social advertising that auto-creates and schedules posts across TikTok, Instagram, Facebook, and YouTube
Exponent 4 is a Shopify app developer based in Canada that makes Propeller, an ads app on the Shopify App Store. It provides Propeller content recommendations and creation for Shopify merchants. It is rated 5 out of 5 from 8 reviews on the Shopify App Store. Propeller has 1 plan on the Shopify App Store, at $80 a month.
Propeller uses ai to write captions, resize images, and schedule posts to TikTok, Instagram, Facebook, & YouTube straight from your Shopify product catalog. Built for brands that want consistent organic social presence across all four platforms without hiring a content person or burning hours each week on manual posting.
What Propeller does for Shopify brands
- ai writes captions & resizes images from your product catalog, no manual prep
- Auto-schedules posts to TikTok, Instagram, Facebook & YouTube from one place
- Replaces hours per week of manual cross-platform posting
- Consistent posting cadence drives organic traffic & conversions sporadic posting misses
Overview
Propeller is a Shopify app that suggests what to post on social media, then drafts the captions and images and schedules the posts. It publishes to Instagram, Facebook, TikTok and YouTube, and shows which posts and products led to sales. It is for merchants who want to plan and publish social content without deciding each post by hand.
- Built for
- Shopify merchants who promote their products on Instagram, Facebook, TikTok and YouTube.
- Pricing
- One plan, Growth, is listed at $80/month on the Shopify App Store. The website lists $60/month billed annually at $720, with a monthly or annual toggle. Both list a 14-day free trial or free plan, in USD.
Products
- Propeller Shopify app that recommends, drafts, schedules and publishes social posts and tracks sales from them.
Integrations
Buyer notes
- Installed from the Shopify App Store; the website lists a 14-day free trial and says you can cancel anytime.
- Plan changes: the website says you can upgrade or downgrade anytime.
- Contact: Toronto, Ontario, Canada, 647-498-7039; the website offers a demo booking and a contact page.
- The website says sales attribution uses pixel tracking, reported by post, product and channel.
From Propeller's own site and Shopify App Store listings, as of 2026-10-21.
On the Shopify App Store
Propeller
5.0 · 8 reviewsFree planPaid from $80/moLaunched 2024AdsAI social media scheduler for Instagram, TikTok, Facebook & YouTube. Propeller understands your store and tells you what to post next — and why.
Pricing
Growth$80/monthor $720/year and save 25%- What to post next, picked for your store
- Facebook, Instagram, TikTok, YouTube
- Ideas pulled from what's trending
- Captions and images drafted on Brand
- +4 more
14-day free trial
Ratings, reviews, plans, prices and descriptions as the Shopify App Store lists them. how we count.
What Shopify apps does Exponent 4 make?
Exponent 4 has 1 app on the Shopify App Store: Propeller.
How is Propeller rated?
Propeller is rated 5 out of 5 from 8 reviews on the Shopify App Store.
How much does Exponent 4 cost?
Propeller has 1 plan on the Shopify App Store, at $80 a month. Propeller: Growth, $80/month.
