CertPrep — International Certification Revision
Practice, track and prepare for international certification exams. Rich question banks, progress tracking and study resources to help you pass with confidence.
Open CertPrepDT
Ta Tu (David Ta)
Apps, experiments and projects — building useful tools for learning, creativity and productivity.
Featured Apps
ComiForge — Comic Creator
Create comics from photos and prompts using AI-assisted tools. Fast, fun and great for storytellers and social content creators.
Open ComiForgeOther Projects
Ongoing experiments in mobile apps, AI image pipelines, and developer tooling. Reach out for collaborations or custom solutions.
ContactAbout
Hello — I'm Ta Tu (David MT). I design and build mobile apps and web tools focused on learning and creative expression. I enjoy building tight product loops, integrating AI features, and shipping polished user experiences.
If you'd like to try the apps above or discuss a project, use the contact link below.
Contact
Email: certiprep@hotmail.com
Email: comiforge@gmail.com