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Email verification · November 2026 Edition

ZeroBounce vs Bouncer

Thirteen of fourteen models named ZeroBounce first on the direct prompt; zero named Bouncer. Both were named by all fourteen models and ZeroBounce carries 63 labels and Bouncer 45, so the shares are not directly comparable.

ZeroBounce

endorsed leader

Named in four categories this edition.

Bouncer

accepted challenger

Named in two categories this edition.

First-choice share47%9%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate8%2%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#1#3A position in a field of 11; printed, not drawn.
Labels6345A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, ZeroBounce reading right to left. Rank and label count are printed, not drawn.Kickbox was named alongside these two in ten of the fourteen direct answers. ZeroBounce vs DeBounce · ZeroBounce vs EmailListVerify · ZeroBounce vs MyEmailVerifier

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category; every quote names the model and the prompt it came from. Both figures come from the email verification page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
ZeroBounceFirst choices, of fourteen modelsBouncer
Direct130
Paraphrase84
Comparative91
Budget-constrained005 against ZeroBounce · 1 against Bouncer
Scale-constrained00
Negative22
Bars are first choices, 0 to 14 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to fourteen.

Across every category in the November 2026 Edition, ZeroBounce and Bouncer were named in the same answer 113 times, of the 273 answers naming ZeroBounce and the 126 naming Bouncer. In those answers Bouncer took the first choice twenty-one times and ZeroBounce fifty-five.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where ZeroBounce and Bouncer stood in it.
ModelDirectParaphraseComparativeBudget-constrainedScale-constrainedNegative
Claude Haiku 4.5
GPT-5.4 mini
Gemini 3.5 Flash
Perplexity Sonar
Grok 4.20
Mistral Small
DeepSeek V4 Flash
Llama 4 Maverick
Qwen 3.7 Flash
Kimi K2
GLM 4.7 FlashX
MiniMax M2.5
GPT-6 Luna
Muse Glimmer 30B
ZeroBounce Bouncer first choice named as an alternative argued againstblank: not namedEach cell is one answer, ZeroBounce on the left and Bouncer on the right.

The direct prompt

The plain question, one answer per model, grouped by where ZeroBounce and Bouncer stood in it.

ZeroBounce first, Bouncer an alternative

13 of 14 modelsBouncer was named in the answer but not as the choice, or not at all.
GPT-5.4 miniZeroBounce alternatives: Apollo.io, Clearout, Kickbox
Gemini 3.5 FlashZeroBounce alternatives: Bouncer, Kickbox, NeverBounce
Perplexity SonarZeroBounce alternatives: Bouncer, Kickbox, Prospeo
Grok 4.20ZeroBounce alternatives: Bouncer, Emailable, Hunter Email Verifier, NeverBounce
Mistral SmallZeroBounce alternatives: Bouncer, MillionVerifier
DeepSeek V4 FlashZeroBounce alternatives: Bouncer, Kickbox, NeverBounce
Llama 4 MaverickZeroBounce alternatives: Hunter Email Verifier, Mailercloud Email Verifier
Qwen 3.7 FlashZeroBounce alternatives: Bouncer, Kickbox, NeverBounce
Kimi K2ZeroBounce alternatives: Bouncer, Emailable, Kickbox
GLM 4.7 FlashXZeroBounce alternatives: Bouncer, Kickbox
MiniMax M2.5ZeroBounce alternatives: Clearout, Kickbox
GPT-6 LunaZeroBounce alternatives: Kickbox, NeverBounce
Muse Glimmer 30BZeroBounce alternatives: Bouncer, Kickbox, NeverBounce

Neither was named

1 of 14 modelsThe answer made no first choice from these two in this category.
Claude Haiku 4.5no first choice

Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.

By buyer segment

The same question asked on behalf of a different buyer. Each standing is computed within its segment and they are never added together. The figures above are the mid-market standing, which is the one the category orders by.
Small business
ZeroBounce leads by six points.
ZeroBounce30%#1 of 11
Bouncer24%#2 of 11
The full small business standing →
Mid-marketThe figures above
ZeroBounce leads by thirty-eight points.
ZeroBounce47%#1 of 11
Bouncer9%#3 of 11
The full mid-market standing →
Enterprise
ZeroBounce leads by sixty-nine points.
ZeroBounce69%#1 of 9
Bouncer0%#6 of 9
The full enterprise standing →

What the models said about ZeroBounce

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Five of six in this category shown.

“Competing platforms, including ZeroBounce, NeverBounce, Kickbox, and Bouncer, charge $0.008 per verification or higher.” Claude Haiku 4.5 · budget prompt · soft negative
“More expensive per-credit than the budget leaders; only worthwhile if you need the extra features” DeepSeek V4 Flash · budget prompt · soft negative
“Choose ZeroBounce if you want an all-in-one deliverability suite with top-tier security and spam-trap detection.” Gemini 3.5 Flash · comparative prompt · first choice
“For most mid-market B2B companies, ZeroBounce offers the best balance of accuracy, features, and pricing.” MiniMax M2.5 · direct prompt · first choice
“ZeroBounce is widely considered the best email verification service for a mid-market B2B company.” Qwen 3.7 Flash · direct prompt · first choice

What the models said about Bouncer

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Four of five in this category shown.

“Cons: Higher cost per email than the top budget picks” DeepSeek V4 Flash · budget prompt · soft negative
“Opt for highly rated options from 2024 tests: Snov.io, Bouncer, Kickbox, ZeroBounce” Grok 4.20 · negative prompt · first choice
“Well-regarded options based on reviews: Bouncer, ZeroBounce, Kickbox, and NeverBounce” Kimi K2 · negative prompt · first choice
“For a mid-sized B2B company, Bouncer is the safest overall recommendation.” Perplexity Sonar · paraphrase prompt · first choice
Also compared

Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.