Useful Tools

Support

Get help with Solvi Restock

Support runs on email — no chat widget that leaves you waiting. Every message gets a reply from the person who builds the app.

Email us

We reply within 24 hours — usually faster. Include your label reference (e.g. Avery 5160) and, for printing issues, the sheet PDF: it lets us answer in one round trip.

support@useful-tooling.com

Happy with the app?

A review on the App Store is the most useful thing you can do for a small independent app. We read and publicly answer every single one.

Guides for Restock

Self-serve walkthroughs for printing, calibration and barcode generation — most printing issues are solved by one of these.

How-to

How to create purchase orders for your Shopify store

Shopify has no native purchase orders — here is the full PO workflow anyway: what goes on the document, the lifecycle from draft to received, and the three ways to run it (spreadsheet, app, ERP).

9 min read

Reference

The reorder point formula, explained with real numbers

Reorder point = daily sales velocity × lead time + safety stock. What each term means, how to compute them from Shopify data, a worked example, and when the formula lies to you.

9 min read

How-to

Low stock alerts in Shopify: native options, and what they miss

Shopify can show you low inventory — but a fixed threshold is the wrong alarm. What the admin does natively, how to set it up, and why velocity-based reorder points beat static alerts.

8 min read

How-to

Stocky is shutting down: the migration checklist (before Aug 31, 2026)

What to export from Stocky, what cannot be saved, and the order to do it in — a step-by-step migration plan that gets you out with your data before the August 31 shutdown.

9 min read

How-to

How to export your data from Stocky (and what has no export)

Purchase orders and stocktakes leave Stocky as CSVs; suppliers do not leave at all. Exactly what to export before August 31, 2026, how to archive it, and how to rebuild the rest.

8 min read

Reference

Every Stocky feature, and what actually replaces it

The complete map: each Stocky capability matched to its real replacement — Shopify admin, a dedicated app, or nothing at all. The reference to plan a migration around.

9 min read

Comparison

6 Stocky alternatives for Shopify, compared (before August 31, 2026)

Stocky shuts down on August 31, 2026 — and supplier data cannot be exported. Six replacements compared on the jobs Stocky actually did: reorder suggestions, purchase orders, suppliers, receiving.

10 min read

Comparison

Stocky vs Solvi Restock: what carries over, what changes

A feature-by-feature comparison between the app Shopify is retiring on August 31, 2026 and the reorder assistant built for its users — including what Solvi deliberately does not rebuild.

8 min read

Comparison

The 6 best Shopify purchase order apps in 2026

Shopify has no native purchase orders — these six apps fill the gap. Compared on PO workflow, reorder suggestions, supplier management and the two pricing models to avoid.

10 min read