Weblium is an AI-powered website builder that is designed to be easy to use. It offers a "do-it-for-me" service alongside its DIY editor. The platform boasts over 200+ pre-designed templates across a wide range of categories, which can be easily customized. Additionally, Weblium offers a unique AI Design Supervisor that adjusts your design automatically to keep it looking professional and consistent. They also provide a variety of growth-oriented features, including SEO optimization, analytics integration, and mobile optimization.

Weblium is free to start with, but to unlock more features and capabilities, you can upgrade to their Pro plan at $8.25/month. This includes a free domain for one year, the removal of Weblium branding, unlimited storage, and priority support. Payments can be made via major credit and debit cards. They offer a 14-day money-back guarantee for their Pro plan if you're not satisfied with their service.

Bertha.ai, on the other hand, is an AI-based writing assistant and image generator that works within your web browser via a Chrome extension, as well as directly within WordPress. Bertha is designed to help you create engaging and converting website copy, blog posts, product descriptions, and images in a matter of minutes. Bertha offers both a free and a premium service. The premium service, priced at $20/month, includes access to unlimited users and websites, 1,000,000 words per month, and 20 image generations per month. Additional images can be purchased on a pay-as-you-go basis. Bertha also offers a 7-day money-back guarantee for its premium service. Payments are processed securely through Stripe.

Please note that a more in-depth search is recommended to gather a more comprehensive understanding of the two services.