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Marketing · head to head

Mailgun vs Zoho Survey

Mailgun logo

Mailgun

Marketing

Email delivery built for developers

From
Free
Free plan
Yes
Full reviewWebsite
Zoho Survey logo

Zoho Survey

Surveys

Survey tool with a choice of data centre region, bundled into the wider Zoho suite

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Mailgun free tier limited to 100 emails per day, restricting high-volume use cases; Zoho Survey the data centre region is set when the Zoho account is created and changing it later requires a vendor-assisted migration, so a hasty signup can lock an organisation into the wrong jurisdiction.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Mailgun and Zoho Survey actually diverge.

Attributes where Mailgun and Zoho Survey differ
AttributeMailgunZoho Survey
Pricing modelsubscriptionFree tier, then per user per month
PlatformsWebWeb, iOS, Android
CategoryMarketingSurveys

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Mailgun

Nothing recorded that Zoho Survey does not also cover.

Only in Zoho Survey

  • Regional data centres
  • Zoho CRM integration
  • Logic and piping
  • Offline collection
  • Multilingual surveys
  • Report sharing

What people use each for

The jobs each tool is most often brought in to do.

Mailgun

  • Transactional email delivery and SMTP relaynot Zoho Survey
  • Email marketing at scale for developers and enterprisesnot Zoho Survey

Zoho Survey

  • An organisation already running Zoho CRM that wants survey responses on the customer record without integration worknot Mailgun
  • A buyer whose procurement requires European, Indian, Australian or Canadian data residencynot Mailgun
  • A support team measuring satisfaction after tickets close in Zoho Desknot Mailgun
  • A field team collecting responses offline and syncing when connectivity returnsnot Mailgun

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Mailgun

  • Free tier limited to 100 emails per day, restricting high-volume use cases
  • Log retention minimal on lower tiers (1 day on Free and Basic plans)
  • Add-on pricing for email validations and extra emails can accumulate quickly for high-traffic users

Zoho Survey

  • The data centre region is set when the Zoho account is created and changing it later requires a vendor-assisted migration, so a hasty signup can lock an organisation into the wrong jurisdiction.
  • The free tier caps both questions and responses per survey tightly, so it functions as an evaluation rather than a plan any team can run on.
  • Reporting and statistical analysis are thin compared with research-grade tools, and advanced methods such as conjoint or maximum difference scaling are absent.
  • Integrations outside the Zoho suite are shallow, so organisations on Salesforce, HubSpot or Microsoft stacks lose most of the value that makes the product attractive.
  • Interface conventions and quality vary across Zoho applications, so users moving between Survey, CRM and Analytics face inconsistent behaviour and separate learning curves.

Pricing, plan by plan

Mailgun

Free
  • FreeFree
    • 100 emails per day
    • Basic APIs
    • SMTP relay
  • Basic$15/monthly
    • 10,000 emails per month
    • No daily limits
    • Monthly overage options
  • Foundation$35/monthly
    • 50,000 emails per month
    • 1,000 custom domains
    • Email template builder
  • Scale$90/monthly
    • 100,000 emails per month
    • SAML SSO
    • 5,000 email validations

Zoho Survey

Free
  • FreeFree
    • Unlimited surveys with a cap on questions and responses per survey
    • Basic reporting and link or email distribution
    • Zoho branding on surveys
  • Paid tiers$undefined/year
    • Priced per user with higher response allowances at each tier
    • Skip logic, piping, white labelling and offline collection unlocked by tier
    • Included for organisations licensing the Zoho One suite

Which should you pick?

Choose Mailgun if

  • You want to start without paying.
Mailgun review

Choose Zoho Survey if

  • You need regional data centres.
  • You want to start without paying.
  • You work on Web, iOS, Android.
  • You also want zoho crm integration.
Zoho Survey review

Questions people ask

Is Mailgun or Zoho Survey better?
Neither clearly leads. Mailgun starts at Free and Zoho Survey at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Mailgun or Zoho Survey?
Mailgun starts at Free and Zoho Survey at Free.
Does Mailgun or Zoho Survey run on more platforms?
Mailgun runs on Web. Zoho Survey runs on Web, iOS, Android.
Can I use Mailgun for free?
Both have a free tier, so you can try either at no cost before committing.
What is Mailgun best used for?
Mailgun is most often used for transactional email delivery and smtp relay, email marketing at scale for developers and enterprises. Of those, transactional email delivery and smtp relay and email marketing at scale for developers and enterprises are not what Zoho Survey is typically brought in for.
What can Mailgun do that Zoho Survey cannot?
Zoho Survey covers Regional data centres, Zoho CRM integration, Logic and piping, Offline collection.

Answered from the vendors’ own pages

Mailgun: What happens when I exceed my monthly email quota?

Mailgun allows monthly overage options on paid plans. Extra emails are charged from $1.30 to $1.10 per 1,000 emails depending on plan tier. Enterprise customers negotiate custom rates.

Source
Zoho Survey: Can I choose where my survey data is stored?

Yes, at account creation across several regions including Europe, India, Australia and Canada. Changing it afterwards requires a migration request to Zoho.

Mailgun: Can I upgrade from Free to a paid plan and when does billing begin?

Yes, you can upgrade to paid plans anytime. The first month is free on Foundation ($35/month) and Scale ($90/month) plans, with billing starting on month two.

Source
Zoho Survey: Is it included in Zoho One?

Yes. If your organisation licences Zoho One, Survey is part of the suite, which usually removes the case for a separate survey subscription.

Mailgun: What currencies and billing periods does Mailgun support?

Mailgun supports monthly billing in USD, EUR, and GBP. Charges are prorated for mid-month signups. Annual billing options are not explicitly listed on the pricing page.

Source
Zoho Survey: Is it good enough for market research?

For basic questionnaires yes. For quota-managed or statistically demanding studies, a research-grade platform is a better fit.

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