Decision FrameworkDecision layer

Instiller: Buy vs Skip (White-Label Email for Multi-Client Agencies)

IF your agency already runs email for multiple clients and sends enough volume that a 100,000-email month is normal, THEN Instiller's £325 monthly band with unlimited client accounts, unlimited sending domains and logins, and unlimited data storage lets you rebrand per client and mark up the cost without a per-seat penalty. IF your book of business sits well under that volume or email is a side service you sell twice a year, THEN the flat £325 floor and the £0.0033 per additional email above the 100,000 band make the economics harder to defend against a per-contact tool.

By InnovaAI ResearchPublished

Decision Frame

Instiller: Buy vs Skip (White-Label Email for Multi-Client Agencies)

“IF your agency already runs email for multiple clients and sends enough volume that a 100,000-email month is normal, THEN Instiller's £325 monthly band with unlimited client accounts, unlimited sending domains and logins, and unlimited data storage lets you rebrand per client and mark up the cost without a per-seat penalty. IF your book of business sits well under that volume or email is a side service you sell twice a year, THEN the flat £325 floor and the £0.0033 per additional email above the 100,000 band make the economics harder to defend against a per-contact tool.”

When is it the right choice?
  • You manage several client accounts at once and want each one rebranded with its own logo, colours, and sending domain rather than sharing one login
  • Monthly send volume across your book is at or near 100,000 emails, so the £325 band covers the bulk of delivery before the £0.0033 overage applies
  • Clients need automation workflows, landing pages, embedded forms and popups, and cart abandonment recovery from one platform instead of stitching three vendors together
  • You want to bill email as a retainer line item and keep the margin between Instiller's cost and your client fee, with no per-feature paywall eating into it
  • Deliverability oversight matters to your delivery team and you want sender reputation monitoring inside the same account you send from
When should you skip it?
  • Your combined client volume is a fraction of 100,000 emails a month, which leaves most of the £325 band unused
  • Email is an occasional add-on rather than a standing service, so a flat monthly commitment outlasts the work it supports
  • Prospects expect a recognised ESP name on the sending domain and will not accept an agency-branded platform
  • You need per-client cost isolation for chargeback or procurement reasons and cannot absorb one shared £325 fee across accounts
  • Your team has no one to own deliverability, list hygiene, and automation builds, since the platform supplies the tooling but not the operator
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