# SMS Campaigns

Create, send and price one-off SMS campaigns to your audience or an uploaded list.

**Language:** en
**Audience:** platform
**Translation key:** platform.campaigns
**Search keywords:** campaign, sms campaign, send sms, campaign cost, sender, unicode, upload numbers, custom attributes, emojis
**Related pages:** /platform/es/campaigns, /platform/en/overview
**Help Center:** https://help.instasent.com/en/collections/3686705-sms-campaigns

A campaign is a one-off SMS send to a segment or an uploaded list of numbers. These guides cover building a campaign, what drives its cost, message length and Unicode, senders, custom attributes and emojis.

## Guides

- [How to set up my first SMS campaign](https://help.instasent.com/en/articles/6680209-how-to-set-up-my-first-sms-campaign)
- [How is the cost of my campaign calculated?](https://help.instasent.com/en/articles/6678816-how-is-the-cost-of-my-campaign-calculated)
- [My first campaign: I just want to upload phone numbers](https://help.instasent.com/en/articles/8402928-my-first-campaign-i-just-want-to-upload-phone-numbers)
- [I just want to upload phone numbers: my second campaign](https://help.instasent.com/en/articles/8403029-i-just-want-to-upload-phone-numbers-my-second-campaign)
- [How to send a campaign directly from my Audience](https://help.instasent.com/en/articles/6678827-how-to-send-a-campaign-directly-from-my-audience)
- [How to make audience exclusions](https://help.instasent.com/en/articles/7995070-how-to-make-audience-exclusions)
- [What should I know about the text of my SMS?](https://help.instasent.com/en/articles/6678012-what-should-i-know-about-the-text-of-my-sms)
- [What is the sender of my message and what limitations does it have?](https://help.instasent.com/en/articles/6678026-what-is-the-sender-of-my-message-and-what-limitations-does-it-have)
- [How can I know if my SMS has unicode characters?](https://help.instasent.com/en/articles/6678084-how-can-i-know-if-my-sms-has-unicode-characters)
- [Why does my message exceed 1 SMS?](https://help.instasent.com/en/articles/6678975-why-does-my-message-exceed-1-sms)
- [How to add custom attributes to your text message](https://help.instasent.com/en/articles/6679015-how-to-add-custom-attributes-to-your-text-message)
- [How to add emojis to my message and how much does it cost?](https://help.instasent.com/en/articles/6679130-how-to-add-emojis-to-my-message-and-how-much-does-it-cost)

[Browse all 33 guides in the Help Center →](https://help.instasent.com/en/collections/3686705-sms-campaigns)