# Creative Assets _Learn how to create and upload engaging creative assets for your advertising campaigns._ Before you begin, make sure to review our [Advertiser & Creative Content Guidelines](/en/legal/advertiser-and-creative-content-guidelines/). ## Creative Types Supported by Chartboost - **Animated GIF** - These engaging ads are more lightweight than video ads and can seriously increase your eCPM. - **Static Interstitial** - Full-screen static ads are the simplest and least intrusive way to grab your players’ attention. - **Playable Ads -** The best way to engage with your gamers is with playable ads. Playable ads must be made in [MRAID Playable](/en/advertising/creatives/mraid-playable/) format. - **Video with a static end card** - High-quality video ads captivate players with end cards that feel like personal recommendations. Reward your players with in-game goodies or virtual currency after they watch a video. ## Uploading Animated GIF 1. Navigate to **Advertising > Creatives** from your Chartboost Platform. 2. Select the **app**. 3. Click **+Add Creative**. To edit an existing creative set click the **creative set name** instead. 4. Enter a **Creative Set Name** that easily describes your creatives. 5. Select **Animated GIF** as the **Creative Type**. 6. **Upload** the required creative assets. To replace an existing asset, upload the new asset of the same file type and dimensions. 7. Use the status chart and preview tool provided to ensure you have the most optimal and correctly displayed creative set. 8. Click **Save**. You can upload additional creatives to this set at a later time. ### Dimensions - Ratio: 4:3 - Landscape: 1024x768 px - Portrait: 768x1024 px ### Requirements - Accepted file format: Animated GIF (.gif) - Max file size: 25MB - Max duration: 6 seconds ## Uploading Static Interstitial 1. Navigate to **Advertising > Creatives** from your Chartboost Platform. 2. Select the **app**. 3. Click **+Add Creative**. To edit an existing creative set click the **creative set name** instead. 4. Enter a **Creative Set Name** that easily describes your creatives. 5. Select **Interstitial** as the **Creative Type**. 6. **Upload** the required creative assets. To replace an existing asset, upload the new asset of the same file type and dimensions. 7. Use the status chart and preview tool provided to ensure you have the most optimal and correctly displayed creative set. 8. Click **Save**. You can upload additional creatives to this set at a later time. ### Dimensions 16:9 Ratio - Landscape: 1600x900 px - Portrait: 900x1600 px 3:2 Ratio - Landscape: 1560x750 px - Portrait: 900x1400 px 4:3 Ratio - Landscape: 1500x1120 - Portrait: 1120x1500 px ### Requirements - Accepted file format: PNG, JPG - Max file size: 1MB ## Uploading Playable Ads 1. Navigate to **Advertising > Tools > MRAID Playable Upload** from your Chartboost Platform. 2. Select the app from the top right **App Selection** dropdown. 3. **Drag and drop** or **click to upload** a playable end card file. The playable file must be made in [MRAID Playable](/en/advertising/creatives/mraid-playable/) format. 4. Enter a new **Playable Name** that easily describes your playable. This field defaults to your file name, but we recommend changing the name based on your performance tracking needs for this creative. 5. You are required to test and pass the **Resize**, **Open Ad**, and **Close** calls to complete the upload process. - To check **Resize and rotate the playable**, click the **Change to phone/tablet view** button and **Rotate phone view** button. - To check **MRAID Close Call**, click on the close button in the playable ad preview. - To check **MRAID Open Call**, click on the call-to-action button in the playable ad preview. 6. To re-upload your playable end card file, click on the displayed file name and upload your new playable file. 7. Once you’ve passed all required tests, click **Upload Playable**. 8. Click **Save**. ### Dimensions & Requirements All playable ads must be in [MRAID Playable](/en/advertising/creatives/mraid-playable/) format. ## Uploading Video with a Static End Card 1. Navigate to **Advertising > Creatives** from your Chartboost Platform. 2. Select the **app**. 3. Click **+Add Creative**. To edit an existing creative set click the **creative set name** instead. 4. Enter a **Creative Set Name** that easily describes your creatives. 5. Select **Video** as the **Creative Type**. 6. Select **Static** as the **End Card Type** 7. **Upload** the required creative assets. To replace an existing asset, upload the new asset of the same file type and dimensions. 8. Use the status chart and preview tool provided to ensure you have the most optimal and correctly displayed creative set. 9. Click **Save**. You can upload additional creatives to this set at a later time. ### Dimensions & Requirements Static - Landscape: 1600x900 px - Portrait: 900x1600 px - Accepted file format: PNG, JPG - Max file size: 1MB Video - Landscape: 1280x720 px - Portrait: 720x1280 px - Accepted file format: MP4, MOV - Max file size: 50MB - Duration: 6 to 60 seconds - Encoding: H.264 ## You might also like... - [Advertiser & Creative Content Guidelines](/en/legal/advertiser-and-creative-content-guidelines/) - [Intro MRAID Playable](/en/advertising/creatives/mraid-playable/) - [Setting Up Chartboost MRAID Playable](/en/advertising/creatives/setting-up-chartboost-mraid-playable/) - [Start an Advertising Campaign](/en/advertising/campaigns/advertising-campaign/)