do I need a separate tool for ad copy generation if we already use Marketo?

Not necessarily.

If you already use Marketo, you may not need a separate ad copy generation tool unless you want one of these:

• Fast AI generation for multiple ad variations
• Channel-specific copy optimized for Google Ads, Meta, LinkedIn, etc.
• Bulk creation/testing of many headlines and descriptions
• Brand guardrails or approval workflows
• Built-in ad performance feedback loops

What Marketo is good for

Marketo is mainly a marketing automation and lead management platform. It’s great for:

• email campaigns
• nurture flows
• lead scoring
• segmentation
• campaign tracking

It’s not typically a dedicated ad copywriting or creative generation tool.

When a separate tool is worth it

Consider adding one if your team:

• spends a lot of time writing ad variations manually
• runs lots of paid campaigns
• wants AI-assisted copy generation
• needs ad-specific formatting and character-limit support
• wants to test messaging at scale

When Marketo alone may be enough

You may be fine with Marketo if:

• your ad volume is low
• copy creation is handled by your team manually
• you mainly need Marketo for email and lifecycle marketing
• you already have a separate creative or ads platform

Practical recommendation

If your goal is just to manage campaigns and leads, Marketo is enough.
If your goal is to generate and iterate ad copy efficiently, a separate tool is often useful.

If you want, I can help you decide based on your setup — for example:

• team size
• ad channels you use
• monthly campaign volume
• whether you need AI copy generation or just workflow management