Obtaining and refreshing an access token
Explains how to obtain the access token and refresh token used with the ReceiptRoller API, their expiry, the refresh procedure, and what to do on errors.
Cannot obtain a token (authentication error)
How to isolate the cause when you cannot obtain an access token. Explains the representative errors — invalid_client, invalid_grant, redirect_uri_mismatch — and what to do about them.
403/401 is returned (permissions and scopes)
How to isolate the cause when an API call returns 401 or 403. Explains the typical cases: invalid token, insufficient scope, no store access permission, and User-scope review not passed.
Using the Sales API
An overview of ReceiptRoller's Sales API (/api/v1/sales/*) and how to filter by business account, store, POS terminal, and period. A getting-started guide covering the actual response structure (the KpiValue nested type) through averageTicket and the 8-hour token lifetime, for building a sales dashboard in an Android/iOS mobile app or server integration.
API Authentication Guide
Explains how to authenticate with the ReceiptRoller API using the OAuth 2.0 authorization code flow.
Guide for native mobile apps: multi-business-account access and the OAuth flow
An implementation guide for Android / iOS native apps. Turning off "bind the token to one business account at authorization time" during app registration issues a user-scoped OAuth token. With the /api/v1/me/organizations + ?organizationId= pattern, you can access multiple business accounts across the board.
Error codes and retry guidance
Explains the list of HTTP status codes and error codes the ReceiptRoller API returns, which cases to retry, and guidance on retry intervals.
Listing business accounts, stores, and POS terminals
A guide to retrieving, via REST API, the business accounts a user belongs to, the stores under them, and each store's POS terminals, from a ReceiptRoller mobile app or server integration.
Wallet App: Guide to Fetching a User's Receipts via OAuth
Explains how to fetch a user's Receipt Roller purchase receipts, with their consent, from a wallet-style app such as iOS, Android, or a LINE Mini App. Covers OAuth 2.0 authentication, the receipts API, and Webhook integration.
Using the Store Information API
A guide to the REST API for fetching and updating a store's basic information (store name, store type, contact details, and address). Lets you implement a store information editing screen from token-authenticated clients such as staff apps.
Using the Products API
A guide to CRUD operations on products under a business account using the ReceiptRoller Products API (/api/v1/products). An introductory article for reading and writing the PIM (product master) from an Android/iOS app or server integration.
Rotating and safely storing secrets
Explains the rotation plan for safely operating ReceiptRoller client secrets and Webhook secrets, how to use the old/new parallel period, and best practices for storage.
Best practices for production operation
Explains best practices for running a ReceiptRoller integration app in production — environment separation, monitoring, deployment, incident response, and keeping documentation in order.
Using the Staff API
A guide to CRUD operations on the staff (employees) under a business account using ReceiptRoller's Staff API (/api/v1/staff). Supports fields compatible with Square Team Member (name kana, multiple job assignments, and the pay structure).
Using the Transactions API (POS + OMS unified feed)
ReceiptRoller's Transactions API is a read-only API that unifies register sales (PosTransactions) and order-management orders (OmsOrders) into a single feed. It is the entry point for showing "all of a business account's transactions" as a list in an Android / iOS app.
Contacting support (technical integration)
Explains the types of support available to ReceiptRoller developers, a checklist to run before contacting support, and a template of the information to attach so issues get resolved efficiently.
Using the Orders / OMS API
A guide to CRUD operations on the orders under a business account using ReceiptRoller's Orders / OMS API (/api/v1/orders). Covers creating, updating, transitioning status (confirm, process, cancel), and deleting orders, plus the flow for Android / iOS apps and server integrations.
The developer portal is not shown while on the Free plan
What to check when the ReceiptRoller developer portal is not shown. Explains what to do when your plan is Free, switching business accounts, and the timing of when the display updates.
Using the in-store media display API (Display API)
An overview of ReceiptRoller's in-store Android display API (/api/v1/displays/*) and the steps for pairing, heartbeat, playlist retrieval, and impression reporting. An introductory guide for building an app that plays a media loop on an Android kiosk or in-store signage device.
Purchase and receipt data integration
Explains the structure of the purchase and receipt data ReceiptRoller handles, how to retrieve it, related scopes, Webhooks, and common use cases.