Question 1

Which is better, API Reference - Ideal Postcodes or CitySDK?

Accepted Answer

If you need a Geocoding API that's easy to integrate, go with CitySDK. API Reference - Ideal Postcodes uses apiKey while CitySDK uses no authentication.

Question 2

What is the main difference between API Reference - Ideal Postcodes and CitySDK?

Accepted Answer

API Reference - Ideal Postcodes: # Getting Started

## Overview

### Access

All API methods are either a `GET`, `POST` or `OPTIONS` request.

The API communicates over both HTTPS and plain HTTP using IPv4 and IPv6.

We recommend .... CitySDK: Open APIs for select European cities. They differ in authentication (apiKey vs no authentication), HTTPS support (yes vs yes), and CORS (unknown vs unknown).

Question 3

Which Geocoding API is easier to integrate?

Accepted Answer

CitySDK is easier to integrate because it requires no authentication.

Feature	API Reference - Ideal Postcodes	CitySDK
Authentication	apiKey	None
HTTPS	Yes	Yes
CORS	Unknown	Unknown

API Reference - Ideal Postcodes vs CitySDK

API Reference - Ideal Postcodes

CitySDK

When to use which?