Best Digital Marketing Tools for Stronger Email Campaigns

Estimated reading time: 10 minutes

An email campaign can fail before the first click: the message lands in spam, the mobile layout breaks, or a follow-up reaches the wrong audience. The best digital marketing tools help you catch those problems and measure what happens after the send.

These ten tools cover email marketing, deliverability, automation, design, research, and conversion tracking.

Key Takeaways

• Choose one main email platform that fits your business and customer data.
• Include inbox placement and design checks in your campaign workflow.
• Use research and landing page tools to support subscriber growth and conversions.
• Judge performance by meaningful actions, including purchases and qualified leads.

Best Digital Marketing Tools at a Glance

The recommendations below are based on documented product capabilities and their fit for common email marketing tasks.

Tool	Main role	Recommended use
GlockApps	Email deliverability testing	Investigating spam placement and checking campaigns before sending
Mailchimp	Email campaigns and automation	Newsletters and recurring campaigns for small teams
Klaviyo	Ecommerce email marketing	Purchase-based segmentation and automated customer follow-ups
HubSpot Marketing Hub	CRM-connected marketing	Lead nurturing that uses contact and sales context
Salesforce Marketing Cloud Engagement	Cross-channel automation	Complex customer journeys across larger organizations
Semrush	Search and competitor research	Planning content that attracts potential subscribers
Canva	Campaign design	Creating consistent email graphics and supporting assets
Unbounce	Landing pages and testing	Capturing signups and improving the page after the email click
Google Analytics 4	Website and campaign measurement	Understanding what email visitors do on your website

1. GlockApps: Check Where Your Emails Land

A campaign report can show a high delivery rate while some messages still land in spam. Delivery generally means the receiving server accepted the message; it does not confirm inbox placement.

GlockApps helps investigate that gap. Its Inbox Insight tests show how messages are placed across test mailboxes at different providers. Reports also provide authentication checks, spam-filter feedback, blocklist information, and content analysis.

Before an important campaign, send the finished email to the GlockApps seed list through your usual sending platform. Review the results by provider, investigate flagged issues, and retest after making changes. This is especially useful when engagement drops after switching sending infrastructure or introducing a new template.

Treat the results as a diagnostic sample. Seed testing measures what happened in those test mailboxes at that time; individual subscribers may receive different placement because their engagement histories differ.

Recommended for: Teams that need visibility into inbox placement alongside their email platform’s campaign reports.

2. Mailchimp: Manage Newsletters and Everyday Campaigns

Mailchimp is a practical starting point for businesses sending newsletters, announcements, and regular promotions. Its email builder, templates, segmentation, automation, and testing features cover many routine campaign tasks.

For a small team, the appeal is having the core work in one place. You can build an audience segment, prepare a campaign, and review results without assembling a separate system for every step.

A useful starting workflow is a welcome email followed by content based on the subscriber’s interests. As your program develops, you can test subject lines and adjust targeting using the customer data available in your account.

Check the plan against your actual requirements. Automation features, testing options, contact allowances, and sending limits vary. Estimate the cost at your expected list size six months from now.

Recommended for: Small businesses and marketing teams running regular email campaigns with manageable automation needs.

3. Klaviyo: Build Email Campaigns Around Shopping Behavior

Klaviyo deserves a place on an ecommerce shortlist because it can use purchase history, browsing activity, and customer data to shape email targeting. Its capabilities include automated welcome series, abandoned-cart reminders, post-purchase follow-ups, and product recommendations.

That data gives you more useful options than sending every subscriber the same promotion. A first-time buyer may need product guidance. A repeat customer may respond to a relevant recommendation. Someone who has already purchased should leave the cart reminder sequence.

Start with a few well-maintained flows and check their conditions carefully. Confirm that purchase events arrive correctly, customers exit when they should, and overlapping campaigns do not create excessive messaging.

The quality of the store integration matters as much as the email editor. Ask which events, product details, and customer fields your particular setup will sync.

Recommended for: Online stores building customer retention programs around shopping behavior.

4. HubSpot Marketing Hub: Connect Email With Lead Nurturing

HubSpot Marketing Hub is useful when the next email should depend on what your business already knows about a contact. Its email tools use CRM data for personalization and support automated follow-ups based on engagement.

Consider a software company offering both an educational guide and a product demo. Those requests signal different needs. With the relevant contact properties and workflows configured, the team can build separate follow-up paths and keep the messaging appropriate to each stage.

The practical benefit is having email activity connected to the contact record. That gives marketing and sales a shared source of context when deciding what happens next.

During evaluation, build one real nurture sequence. Check the required workflow tier, contact costs, enrollment rules, and how contacts leave the sequence after converting.

Recommended for: B2B companies and teams that need email marketing closely connected to customer relationship management.

5. Salesforce Marketing Cloud Engagement: Coordinate Complex Customer Journeys

Salesforce Marketing Cloud Engagement supports email, SMS, push notifications, and cross-channel journeys. Its established tools include Journey Builder, Content Builder, and Automation Studio.

It merits consideration when campaigns involve several customer segments, business units, or connected data sources. For example, a retailer might need a sequence that changes after a purchase and coordinates email with mobile messaging.

The buying decision requires a clear implementation plan. Map the data sources, permissions, campaign ownership, and technical work before choosing an edition. Confirm exactly which capabilities belong to Marketing Cloud Engagement and which involve Salesforce’s newer Marketing Cloud Next offering.

For a straightforward monthly newsletter, there may be little reason to take on that scope. The stronger case is a program with complex coordination requirements and a team able to maintain it.

Recommended for: Larger organizations managing sophisticated customer journeys across channels.

6. Semrush: Find Topics That Can Attract Subscribers

Semrush supports keyword research, competitor analysis, and technical site audits. For an email-focused team, those capabilities are useful at the point where people first discover the business.

Search research can help you choose a topic for an article, downloadable guide, or newsletter series. Look for questions related to the problem your product solves, then create a relevant reason to subscribe.

For example, an email marketing business could publish a troubleshooting guide and offer a campaign checklist alongside it. The email follow-up can continue that same topic, so the subscriber receives what the signup promised.

Use search demand as one input. Validate topics against customer questions, sales conversations, and the quality of subscribers they attract. A high-traffic article is only useful to the email program if it brings in an audience you can serve.

Recommended for: Businesses using educational content and organic search to grow their email audience.

7. Canva: Keep Campaign Design Consistent

Canva helps teams produce the visual assets around an email campaign: headers, product graphics, newsletter illustrations, and supporting social posts. Brand Kits organize logos, colors, fonts, and other assets, while reusable templates help maintain a consistent look.

Create a small set of designs for recurring needs, such as product announcements, events, or editorial newsletters. That gives the team a reliable starting point each time.

For email, pay attention to how the design will work inside the message. Keep essential copy readable as live text, add useful alternative text to informative images, and check how assets look on a narrow screen.

Canva also offers email design and HTML export options. Test exported emails in your sending platform and relevant email clients before using them for a live campaign.

Recommended for: Small teams producing regular campaign assets with limited design support.

8. Unbounce: Give Email Clicks a Relevant Destination

An email promoting a specific offer needs a page that makes the next step clear. Unbounce provides landing page creation, forms, integrations, and A/B testing to help teams build and evaluate those destinations.

It can support both sides of email marketing. A signup page can bring new subscribers into your database, while a campaign landing page can handle webinar registrations, demo requests, or offer redemptions.

Keep the page consistent with the email. Repeat the offer, explain the necessary details, and make the promised action easy to complete. Test a meaningful change, such as the headline or form length, against a defined conversion goal.

Before committing, check whether your existing email platform already handles the pages you need. A dedicated landing page tool earns its place when you need more control or testing capability.

Recommended for: Teams running campaigns with dedicated signup or conversion pages.

9. Google Analytics 4: Measure What Happens After the Click

Google Analytics 4 helps you examine the website activity that follows an email visit. Campaign parameters identify the traffic source, while properly configured events let you measure actions such as purchases or completed lead forms.

Use a consistent tagging convention for your email links. For example, set utm_medium to email, use a recognizable campaign name, and use utm_content when you need to distinguish links within the same message.

Then check whether those visits lead to the action the campaign was designed to produce. A newsletter that attracts fewer visits but more qualified inquiries may be doing a better job for the business.

Verify your event setup before relying on the reports. Also compare attribution settings when reviewing GA4 alongside your email platform; different models and lookback windows can assign credit differently.

Recommended for: Teams that need to connect email traffic with measurable website outcomes.

How to Choose the Right Digital Marketing Tools

Start with the part of your email program that is costing you time, subscribers, or sales.

If campaign production is slow, evaluate the editor and approval process. If messages are landing in spam, investigate deliverability. If visitors arrive but do not convert, review the landing page and measurement setup.

A practical buying process includes four checks:

1. Run a real campaign workflow. Build a segment, create an email, test it, and review the report during the trial. Record any steps that still require manual work.
2. Check the data connection. Confirm that the fields and events you need actually sync. Test how unsubscribes and suppression records move between systems.
3. Calculate the likely operating cost. Include contacts, send volume, seats, testing credits, integrations, and setup time.
4. Assign ownership. Decide who maintains templates, automation rules, authentication, and reporting. Features only help when someone keeps them working.

Most teams can begin with one sending platform, deliverability testing, and website measurement. Add dedicated design, landing page, or research software when a specific need justifies it.

Conclusion

The best digital marketing tools fit the way your team acquires subscribers, sends campaigns, and measures results. Choose your main email platform around your customer data and campaign requirements, then add tools for the gaps.

Before your next important send, run an inbox placement test with GlockApps, check the finished email, and verify the destination page and tracking. Those checks give the campaign a sounder starting point.

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