Marketing AI

Builderall's MailingBoss

What it does: MailingBoss is Builderall’s built-in email marketing platform, designed for entrepreneurs and small businesses which want full control over email campaigns without needing third-party tools. It supports drag-and-drop automation, unlimited lists, advanced segmentation, A/B testing, and even SMS campaigns - all from within the Builderall ecosystem.
Best for:
SMEs which want to nurture leads, automate follow-ups, and increase conversions -  especially useful for coaches, e-commerce stores, and service-based businesses.
Example use cases:
An online tutor wants to set up a welcome email sequence which automatically sends course information and follow-ups; and a wedding planner wants to create seasonal email campaigns with personalised offers using automation to re-target couples who didn’t book the first time. Conversions increased by 30% over three months.                                                                                           Paid plans: Core Plan: £12/month.  Essentials Plan: £35/month. Advanced Plan: £74/month. Premium Plan: £192/month.
Pro tip:
Use MailingBoss’s behavioural triggers (e.g. link clicks, email opens) to send follow-up emails tailored to customer interests, boosting open rates and sales without any extra effort.

Builderall logo which looks like a basic octopus in blue

Kit (formerly ConvertKit)

What it does: Kit is an email marketing platform designed for creators and SMEs to build subscriber lists, automate email campaigns, and grow sales funnels.
Best for: Businesses wanting easy-to-use, scalable email marketing solutions.
Example use cases: An author who wants to automate newsletters and book launches; and a consultant who wants to build nurture sequences.
Paid plans: Creator Plan: $25/month. Creator Pro: $50/month. (Can be accessed by UK businesses)
Pro tip: Use lead magnets like free guides to rapidly grow your subscriber base.

Kit logo - the word written in black bold letters

Jasper AI - marketing content

What it does: Jasper AI is an advanced AI-powered platform for producing marketing emails, as well as sales copy, product descriptions, social media content, and more at scale.
Best for:
Solopreneurs and SMEs  aiming to boost output, speed, and marketing campaign effectiveness.
Example use cases:
A blogger wants to produce an informative and engaging  newsletter with new products; and an online clothes store wants to generate sales emails to improve conversion rates.
Paid plans:
Creator Plan: $39/seat/month. Pro Plan: $59/seat/month. Enterprise Plan: Custom                                                                                                                                Pro tip: For best results, use Jasper’s built-in SEO and tone-matching options—fine-tune your input briefs to get copy that aligns with your brand voice and ranks better on search engines.

Jasper AI logo which is robot head without eyes and a purple to blue gradient outline of the head

Hubspot's Marketing Hub (best free plan)

What it does: Provides a suite of free marketing tools to capture, track, and convert leads.
Best for:
Small businesses, startups, and individuals looking to start digital marketing with zero cost or teams exploring a CRM-integrated marketing solution before scaling up.
Example use cases:
An online supplements store wants to send newsletters with basic segmentation; and a consultant wants to create forms to collect and track new contacts from a website or ads.                                                                                               Paid plans: Professional Plan: £702/month. Enterprise Plan: £3000/month.
Pro tip:
Segment your audience with smart lists, even on the free plan, to dramatically improve open and click rates. Personalising emails with tokens (like recipient first name) increases engagement and helps small send volumes deliver big results.

Hubspot logo which is an orange ring with three orange connectors coming off it on a white background

Comparison table