Free tools from CRAFTSMAN+
Ad Validation Tools
Check file sizes, validate MRAID compliance, preview across devices, and compare against 15+ ad network requirements. Built by the team behind CRAFTSMAN+ - preferred creative partners with TikTok, Google, and Meta.
File Size Checker
Analyze ad file sizes, view asset breakdowns, and compare against ad network limits.
MRAID Validator
Validate MRAID compliance with detailed checks for mraid.js, events, CTA methods, and more.
Network Specs
Reference guide for 15+ ad networks with file size limits, formats, and requirements.
Ad Previewer
Preview your ads in device frames with orientation toggle and MRAID logging.
CRAFTSMAN+
Why CRAFTSMAN+
AI infrastructure for high-volume creative that never compromises on performance.
AI Creative Infrastructure
Design, generate, and publish in one platform. The Builder Agent turns prompts into playables and spins up test variants on demand.
Premium, Network-Ready
Build premium MRAID & HTML5 ad experiences on a dedicated game engine — zero custom code, one-click export across every network.
Performance Baked In
Go beyond CTR with pre-click data. Track every tap, find drop-off points, and generate the signals that maximise ROAS.