bjuriewicz

Free SMS for WooCommerce is a plugin that sends SMS notifications (when, for example, you change the order status to completed) directly from your phone, using dedicated open-source Android app.
features: 
* 30 messages/month for free 
* $2 monthly for unlimited messages, or you can spin up your own service and have it for free (see the plugins website for more details). 
* No contracts and additional fees 
* Send different messages to different countries 
* Or just send messages to your country only 
* Send messages when order is placed, completed, cancelled, delayed and more

Free SMS for WooCommerce

Free SMS for WooCommerce is a WooCommerce plugin that sends SMS notifications directly from your phone, using dedicated Android app.

Universal Vision Technologies

Sends WooCommerce order and account related SMS notifications to customers and admin using UelloSend SMS Gateway. Designed specifically for Ghanaian phone numbers (+233).
New in version 1.1.0: 
* Message Templates: Customize every SMS with dynamic placeholders. 
* SMS Logs: View history of sent and failed messages in the admin dashboard. 
* Dry Run Mode: Test the plugin without sending real SMS (saves credits). 
* Customer Opt-out: Compliance feature allowing customers to opt-out of notifications. 
* Multiple Admins: Send notifications to comma-separated list of numbers.
<h3>Notes</h3>
You will need to 
1. Register at https://uellosend.com and generate API Keys at https://uellosend.com/user-api.php . 
2. Register your SenderID at https://uellosend.com/register-brand.php and get it approved. 
3. Top up your account with credit before you can send messages

UelloSend SMS for WooCommerce

Sends WooCommerce SMS notifications using UelloSend SMS Gateway.

Free SMS for WooCommerce vs UelloSend SMS for WooCommerce