Artos Software is a Shopify app developer based in San Francisco, California that makes Preorder, Back In Stock ‑ STOQ, a pre-orders app on the Shopify App Store. It provides STOQ, a preorder app for Shopify merchants. Among the 15,394 Shopify brands over $5M that dtcmvp tracks, 711 (4.6%) run Preorder, Back In Stock ‑ STOQ, more than any other pre-orders app. Its share is highest among Electronics & Tech (6.6%), Toys, Kids & Baby (6.1%) and Sports & Outdoors (5.8%) brands. It is rated 5 out of 5 from 3,834 reviews on the Shopify App Store. It carries Shopify's Built for Shopify badge. Preorder, Back In Stock ‑ STOQ has 4 plans on the Shopify App Store, from free to $69 a month. Some plans add usage charges on top, listed with each plan.
Overview
Artos Software makes STOQ, a Shopify app for preorders and back-in-stock alerts. It lets merchants take orders on products that are not yet available and notify customers by email or SMS when out-of-stock items return. It also provides analytics on preorder and restock demand.
- Built for
- Shopify merchants of any size, from new stores on the free plan to larger stores on unlimited plans; no specific verticals are named.
- Pricing
- Free plan with 10 preorders and 30 back-in-stock alerts per month. Paid plans are Lite $10, Pro $29 and Unlimited $69 per month, with 0% transaction fees. Lite and Pro add per-order fees above limits; SMS costs $0.025 per segment.
Products
- STOQ Shopify app for preorders, back-in-stock email and SMS alerts, and demand analytics.
- Preorder, Back In Stock ‑ STOQ Shopify App Store listing for STOQ preorders and automated back-in-stock alerts.
Integrations
Buyer notes
- Lite, Pro and Unlimited plans include a 14-day free trial.
- 24/7 human support is listed on the pricing page; the App Store lists 24/7 live chat support.
- Supports 24 languages.
- Offers an SDK, APIs, metafields and a dev mode; API docs and a changelog are published.
From Artos Software's own site and Shopify App Store listings, as of 2026-10-20.
Among Shopify brands over $5M
Share of each sector's brands running it, where that beats the overall rate.
On the Shopify App Store
Preorder, Back In Stock ‑ STOQ
5.0 · 3,834 reviewsBuilt for ShopifyFree planPaid from $10/moOn 4.6% of brands over $5MLaunched 2021Pre-ordersSell pre orders & manage backorders with the #1 Shopify Pre-order App. Automate back in stock alerts from restocks & increase conversions. Start for free today.
Pricing
FreeFree- 10 preorders per mo.
- 30 email per mo.
- Notify me, Preorder widget
- Customize everything
- +3 more
Lite$10/month$0.025 per SMS* • $0.25 per preorder above limit
- Get 60% off with code BFCM26
- 100 preorders per mo.
- 1,000 email/SMS per mo.*
- All features unlocked
- +4 more
14-day free trialPro$29/month$0.025 per SMS* • $0.1 per preorder above limit
- Get 60% off with code BFCM26
- 400 preorders per mo.
- 2,000 email/SMS alerts per mo.*
- No transaction fee
- +2 more
14-day free trialUnlimited$69/month$0.025 per SMS*
- Get 60% off with code BFCM26
- Unlimited preorders per mo.
- Unlimited email/SMS alerts per mo.*
- No transaction fees
- +2 more
14-day free trial
Ratings, reviews, plans, prices and descriptions as the Shopify App Store lists them. how we count.
Alternatives to Artos Software
The most used pre-orders apps among Shopify brands over $5M.
| App | Brands over $5M | App Store |
|---|---|---|
| PreOrder Globo · Globo.io | 4.6% | 4.9 · 1,964 |
| Notify! Back in Stock+Wishlist · Notify Me! | 2.8% | 4.9 · 3,917 |
| Preorder Now Presale Timesact · Kairock Partners SRL | 1.6% | 5.0 · 2,108 |
| Essent Preorder Back in Stock · Essential Apps | 0.8% | 5.0 · 1,332 |
| EZ Preorder & Back In Stock · Casual Ecommerce Apps | 0.4% | 4.5 · 155 |
| PreProduct pre‑order · PreProduct | 0.3% | 4.9 · 108 |
Often used with Artos Software
What its brands run more often than Shopify brands over $5M do overall.
- Loop Returns & Exchanges15.8% of its brands · 1.6x average
- Stockist Store Locator10.8% of its brands · 1.5x average
- Pandectes GDPR Compliance13.4% of its brands · 1.5x average
- Shopify Forms19.7% of its brands · 1.5x average
- UpPromote Affiliate Marketing10.3% of its brands · 1.5x average
What Shopify apps does Artos Software make?
Artos Software has 1 app on the Shopify App Store: Preorder, Back In Stock ‑ STOQ.
How many Shopify brands use Artos Software?
Among the 15,394 Shopify brands over $5M that dtcmvp tracks, 711 (4.6%) run Preorder, Back In Stock ‑ STOQ, more than any other pre-orders app. Its share is highest among Electronics & Tech (6.6%), Toys, Kids & Baby (6.1%) and Sports & Outdoors (5.8%) brands.
What are the alternatives to Artos Software?
The most used pre-orders apps among Shopify brands over $5M, after Artos Software: PreOrder Globo (4.6%), Notify! Back in Stock+Wishlist (2.8%), Preorder Now Presale Timesact (1.6%), Essent Preorder Back in Stock (0.8%), EZ Preorder & Back In Stock (0.4%) and PreProduct pre‑order (0.3%).
What do Artos Software's brands use alongside it?
Of the brands running Artos Software, 15.8% also run Loop Returns & Exchanges, 10.8% also run Stockist Store Locator, 13.4% also run Pandectes GDPR Compliance, 19.7% also run Shopify Forms and 10.3% also run UpPromote Affiliate Marketing. Each is at least 1.5 times as common among them as across all brands over $5M.
How is Preorder, Back In Stock ‑ STOQ rated?
Preorder, Back In Stock ‑ STOQ is rated 5 out of 5 from 3,834 reviews on the Shopify App Store.
How much does Artos Software cost?
Preorder, Back In Stock ‑ STOQ has 4 plans on the Shopify App Store, from free to $69 a month. Some plans add usage charges on top, listed with each plan. Preorder, Back In Stock ‑ STOQ: Free, Free; Lite, $10/month ($0.025 per SMS* • $0.25 per preorder above limit); Pro, $29/month ($0.025 per SMS* • $0.1 per preorder above limit); Unlimited, $69/month ($0.025 per SMS*).