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Email verification for agencies that run lists for clients

Run every client's list through one account. Business ($99/mo) gives 5 seats and 300,000 emails a month at full speed. Agency ($249/mo) adds client workspaces, 15 seats, 750,000 emails a month and client reports with your agency's name and logo. Both include a priority lane for big lists and API calls. Anything the mailbox check cannot confirm is reported as risky, never valid.

Plan details as of 23 Oct 2026. The pricing page is the source of truth.

Built for client work

What Agency adds for a team that verifies lists for several clients. Everything here is in the product today.

A workspace per client

Pick the client when you upload. History filters by client, so nobody sends one client's file to another.

Per-client exports

Every finished list downloads as valid, risky and invalid files, each row with a status and a reason.

Reports with your name on them

A client report for any finished list, with your agency's name and logo. Print it, save a PDF, or send an expiring link.

Usage by client, by month

Lists, rows checked and valid, risky and invalid per client workspace per month, with a CSV for invoicing.

15 seats

You plus 14 teammates. Everyone shares the account's lists, monthly volume and API keys, and signs in with Google.

API and sequencer integrations

300,000 API calls a month on Agency, plus the Instantly and Smartlead integrations to check leads where you already send.

The report your client sees

Open History, pick a finished list and choose Client report. This is the real report layout, filled with made-up data: Northwind Growth and Example Outdoor Co are not real companies. The full report goes on to list next steps for the client.

simpleverifier.com/r/…
Northwind Growth

Northwind Growth

Email list report

Example Outdoor Co · example-q4-prospects.csv

Checked October 28, 2026

4,812 rows uploaded

Safe to send

3,940

82% of checked

Risky

602

13% of checked

Invalid

270

5.6% of checked

Checked

4,812

What the results mean

3,940
Safe to sendThe recipient's mail server confirmed the mailbox exists.
388
Risky: catch-allThe domain accepts every address, so no verifier can confirm the mailbox over SMTP.
121
Risky: role inboxA shared inbox like info@ or sales@. The domain receives mail; the mailbox itself was not checked.
58
Risky: couldn't checkThe mail server refused, timed out or gave no clear answer, so nothing is known about the mailbox yet.
35
Risky: microsoft not answeringOutlook, Hotmail, Live and MSN addresses. Microsoft isn't confirming mailboxes to outside checks right now; the domain receives mail, the mailbox is unconfirmed.
270
InvalidThe mailbox or domain doesn't exist. Sending would bounce.

What to do next

  1. Send to the 3,940 safe-to-send addresses first. The mail server confirmed each mailbox.
  2. Remove the 270 invalid addresses from the list and the CRM. They would bounce and count against the sending domain.
  3. Send to the 388 catch-all addresses in small batches and stop if bounces rise.
  4. Treat the 121 role inboxes (info@, sales@) separately: they reach a shared inbox and draw more complaints in cold outreach.
  5. Hold the 58 addresses that couldn't be checked and check them again before sending.
  6. Check the list again before each new campaign: addresses go stale as people change jobs.

Each address was checked against its domain’s mail server without sending email. Risky addresses may still work; they couldn’t be confirmed. Results reflect the day the list was checked.

Sample report. Every name and number on it is made up.

Verified with SimpleVerifier. Check your own list, 100 free checks

What is in it

  • Your agency's name and logo at the top, set once under Team. Logo as an https link or an upload.
  • Totals, the safe-to-send count, what each risky reason means, and next steps written for the client.
  • Counts only. The report never shows email addresses, so it is safe to forward.
  • Print or save as PDF: no SimpleVerifier name or logo on the page.
  • Share link: expires after 7 or 30 days, not indexed by search engines, opens without a login.

What it is not

Not a white-label app. A shared link opens on simpleverifier.com with the small “Verified with SimpleVerifier” line shown under the sample. There is no custom domain or reseller billing. Reports are on the Agency plan only.

Pick your kind of agency

What each plan includes

Business $99 a month

  • Email verification: the first 300,000 checks a month at full speed, then slower, never cut off
  • Priority lane: your big lists go ahead of the shared queue
  • 5 seats: you + 4 teammates sharing the account's lists, volume and API keys
  • API: 100,000 calls a month included, then $1.00 per 1,000
  • Everything in Pro: email finder, enrichment, phone format checks
  • Past the monthly volume, lists keep running in the slower lane, never cut off
  • Monitoring: 25 sending domains checked daily (SPF, DKIM, DMARC, MX, blocklists; 1 domain is free on every account), and up to 25 lists re-verified every 30 days if you turn it on
  • Cancel anytime

Agency $249 a month

  • Email verification: the first 750,000 checks a month at full speed, then slower, never cut off
  • Priority lane: your big lists go ahead of the shared queue
  • 15 seats: you + 14 teammates
  • Client workspaces: file each list under a client, filter history and exports by client
  • Client reports with your agency's name and logo: print or save as PDF, CSV summary, or a share link that expires in 7 or 30 days
  • Per-client usage by month: lists, rows checked, valid, risky and invalid, with a CSV export
  • API: 300,000 calls a month included, then $1.00 per 1,000
  • Everything in Pro: email finder, enrichment, phone format checks
  • Past the monthly volume, lists keep running in the slower lane, never cut off
  • Monitoring: 100 sending domains checked daily (SPF, DKIM, DMARC, MX, blocklists; 1 domain is free on every account), and up to 100 lists re-verified every 30 days if you turn it on
  • Cancel anytime

How an agency uses it

  1. Add a workspace for each client (Agency), and your agency's name and logo under Team.
  2. Upload the client's list when you pick the client. Every row gets a status and a reason.
  3. Export valid, risky and invalid separately and hold the risky file out of the first send.
  4. Open the list's client report from History and send the PDF or an expiring link (Agency).
  5. At month end, download usage by client from Team, Usage as a CSV (Agency).
  6. Teammates on their own seats see the same lists, volume and API keys.
  7. Use the API or the Instantly and Smartlead integrations to check lists where you already send.

Full speed is a monthly volume, not a promise of hours. Mailbox checks are paced and the day's check capacity is shared between customers, so a very large list takes days. It queues rather than failing, and the job card shows an estimated finish time. Plan client deadlines around that.

Comparing services first? See the email list cleaning service guide, with what one clean costs at each vendor.

What does your client book cost to verify each month?

Enter how many clients you run lists for and the size of a typical list each month. The starting numbers are only a starting point. Nothing is sent anywhere.

200,000 addresses a month. Cheapest SimpleVerifier plan that covers it at full speed: Business, $99 a month. 5 seats. Client workspaces need Agency ($249).

VerifierCheapest published route, per monthSource
SimpleVerifier Business$99 (flat, not per email)Our pricing
DeBounce$200 (Pay as you go: 200,000-credit pack at $1.00 per 1,000)Pricing pageread 2026-11-02
NeverBounce$249 ($249/mo plan with 250,000 a month)Pricing pageread 2026-11-02
MillionVerifier$299 (Pay as you go: 500,000-credit pack at $0.60 per 1,000)Pricing pageread 2026-11-02
Bouncer$600 ($600/mo plan with 250,000 a month)Pricing pageread 2026-11-02
Emailable$638 ($637.50/mo plan with 250,000 a month)Pricing pageread 2026-10-30
Clearout$675 ($675/mo plan with 250,000 a month)Pricing pageread 2026-11-03
ZeroBounce$999 ($999/mo plan with 250,000 a month)Pricing pageread 2026-10-30

Competitor figures are the cheapest published route that covers the volume in one month: a subscription tier whose allowance covers it, or the pay-as-you-go pack bought again each month. They price verification credits only; we have not compared their team features. Prices change, so check each page before you decide. Full speed is a monthly volume, not a promise of hours. Mailbox checks are paced and the day's check capacity is shared between customers, so a very large list takes days. It queues rather than failing, and the job card shows an estimated finish time. Plan client deadlines around that.

A quote for whoever approves the spend

A printable page with the Agency price, what is included and the billing terms, built from the same plan details as checkout. Send it to a partner or finance before anyone enters a card.

Open the Agency quote

Start with your own list

Sign in with Google and check your first 100 addresses free, no card, then download the results. When you are ready, Business is $99 a month and Agency is $249 a month, monthly billing, cancel anytime.

A walkthrough is a conversation by email with the support team. See also contact.

Common questions

What is the difference between Business and Agency?
Business ($99/mo) has 300,000 emails a month at full speed, 5 seats, a priority lane and 100,000 API calls. Agency ($249/mo) has 750,000 emails a month, 15 seats, the priority lane, client workspaces and 300,000 API calls.
What happens if we go over the monthly volume?
Lists keep running in a slower shared lane. They are never refused and there is no per-email charge.
How fast will a big client list finish?
Full speed is a monthly volume, not a promise of hours. Mailbox checks are paced and the day's check capacity is shared between customers, so a very large list takes days. It queues rather than failing, and the job card shows an estimated finish time. Plan client deadlines around that.
What does the client report show, and what does it not show?
The list name, the client, the date it was checked, totals (safe to send, risky, invalid, checked), what each risky reason means and what to do next. It never shows the email addresses. You get it from History on any finished list, then print it, save it as a PDF, download a CSV summary or create a share link.
Can we white-label it or resell it to clients?
Partly. On Agency, client reports carry your agency's name and logo, and the printed or PDF copy has no SimpleVerifier branding. A shared report link opens on simpleverifier.com and shows a small "Verified with SimpleVerifier" line under the report. There is no white-label app, custom domain or reseller billing: agencies use the account for their own client work, and the referral program is separate. See /partners.
Is annual billing available for Business and Agency?
Monthly billing is the plan we describe here. Check the pricing page for what is offered at checkout.

Referring clients rather than using it yourself? See the partner and referral program.

Clean your next list before it bounces

100 free email checks when you sign in with Google, no card. Then monthly plans from $9, or one flat price with fair use, never cut off.

100 free checks, no card Cancel anytime Secure payment by Stripe