---
description: Side-by-side comparison of MailerLite vs Insider One. Learn more about each of the product's price, features, and see the most comprehensive reviews for UK business users.
image: https://gdm-localsites-assets-gfprod.imgix.net/images/capterra/og_logo-e5a8c001ed0bd1bb922639230fcea71a.png?auto=format%2Cenhance%2Ccompress
title: MailerLite vs Insider One Comparison - Capterra UK 2026
---

Breadcrumb: [Home](/) > [Email Marketing Software](/directory/30013/email-marketing/software) > [MailerLite \<span\>vs\</span\> Insider One](https://www.capterra.co.uk/compare/136603/160085/mailerlite/vs/inone)

# Compare MailerLite vs Insider One

Canonical: https://www.capterra.co.uk/compare/136603/160085/mailerlite/vs/inone

> Detailed comparison between MailerLite and Insider One. Check ratings, reviews, pricing, and features to make the best decision for your business.

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## At a Glance

| Metric | MailerLite | Insider One |
| **Overall rating** | 4.7/5 | 4.8/5 |
| **Total Reviews** | 2256 | 17 |
| **Starting Price** | US$10.00 | £1,000.00 |
| **Free Trial** | Yes | Yes |
| **Free Version** | Yes | No |
| **Deployment** | Cloud, SaaS, Web-based, iPhone (Mobile), iPad (Mobile) | Cloud, SaaS, Web-based, Android (Mobile), iPhone (Mobile), iPad (Mobile) |
| **Support** | Email/Help Desk, FAQs/Forum, Knowledge Base, 24/7 (Live rep), Chat | 24/7 (Live rep), Chat |
| **Training** | Webinars, Documentation, Videos | In Person, Live Online, Webinars, Documentation |

## Best for

### MailerLite

Freelancers, writers, small and mid size businesses, non-profits, e-commerce, public administrations, large enterprises. Simply anyone who needs affordable and great value email marketing service.

### Insider One

Insider One is trusted by 2,000+ customers, including the world’s most-loved brands such as Samsung, L’Oréal, Unilever, Allianz, ING Group, Toyota, Singapore Airlines, and GAP, to accelerate growth.

## Key features

### MailerLite

- A/B Testing
- API
- Activity Tracking
- CRM
- Campaign Scheduling
- Content Management
- Customisable Branding
- Customisable Templates
- Dynamic Content
- Email Management
- Email Sequences
- Engagement Tracking
- Lead Capture
- List Management
- Process/Workflow Automation
- Real-Time Analytics
- Real-Time Data
- Real-Time Reporting
- Segmentation
- Subscriber Management

### Insider One

- A/B Testing
- API
- Activity Tracking
- CRM
- Campaign Scheduling
- Content Management
- Customisable Branding
- Customisable Templates
- Dynamic Content
- Email Management
- Email Sequences
- Engagement Tracking
- Lead Capture
- List Management
- Process/Workflow Automation
- Real-Time Analytics
- Real-Time Data
- Real-Time Reporting
- Segmentation
- Subscriber Management

## Links

- [View MailerLite Profile](https://www.capterra.co.uk/software/136603/mailerlite)
- [View Insider One Profile](https://www.capterra.co.uk/software/160085/inone)
- [View Original Comparison](https://www.capterra.co.uk/compare/136603/160085/mailerlite/vs/inone)

-----

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