Data verified September 25, 2026
Mixmax vs Success.ai
Mixmax is cheaper at entry level for one seat (cheapest paid plan): $34 per month against $99. Mixmax wins 2 of our 8 comparison points, Success.ai wins 2.
Data verified · Sources: Mixmax pricing, Success.ai pricing, Methodology
Verdict
Who wins, point by point
| Dimension | Mixmax | Success.ai | Winner |
|---|---|---|---|
| Cheapest paid plan for 1 seat (per month) | $34 (Inbox Copilot, billed monthly) | $99 (Starter, billed monthly) | Mixmax |
| Cheapest paid plan for 5 seats (per month) | $170 (Inbox Copilot, billed monthly) | $99 (Starter, billed monthly) | Success.ai |
| Free plan | Yes: Free | No | Mixmax |
| Email sender limit | Not published | Unlimited | Not comparable |
| Warmup included | Not published | Yes | Not comparable |
| Email verification | Not published | Included | Not comparable |
| CRM | Not published | Included | Not comparable |
| G2 rating | 4.6 (1,486 reviews, 2026-09-11) | 4.9 (258 reviews, 2026-01-08) | Success.ai |
The differences
What the numbers say
For 1 seat, Mixmax's cheapest paid plan costs $34 per month against $99.
For 5 seats, Success.ai's cheapest paid plan costs $99 per month against $170.
Mixmax has a free plan; Success.ai does not.
Success.ai rates 4.9 on G2 against 4.6.
We cannot compare email sender limit, warmup included, email verification, CRM, because at least one of the two vendors does not publish it.
Every plan
Plan by plan, side by side
Mixmax: 5 plans
| Free | Inbox Copilot | Engagement Copilot | Mixmax Suite | Mixmax for Teams | |
|---|---|---|---|---|---|
| Price, billed monthly | $0/mo | $34/mo | $65/mo | $105/mo | Custom |
| Price, billed annually (per month) | $0/mo | $29/mo | $49/mo | $89/mo | Custom |
Sources: www.mixmax.com/pricing
Success.ai: 3 plans
| Starter | Growth | Enterprise | |
|---|---|---|---|
| Price, billed monthly | $99/mo | $199/mo | Custom |
| Price, billed annually (per month) | $74/mo | $149/mo | Custom |
| Warmup: accounts warmed at once | Yes | Yes | Yes |
| Emails per month | 50,000 | 150,000 | Unlimited |
| Lead-search credits per month | 6,000 | 10,000 | Not published |
| CRM | Yes | Yes | Yes |
| Unibox (shared reply inbox) | Yes | Yes | Yes |
Sources: www.success.ai/pricing
When to pick which
Pick Mixmax if…
- Its pricing page targets Gmail users, small teams, which Success.ai's does not.
- It wins on cheapest paid plan for 1 seat (per month), free plan.
Pick Success.ai if…
- Its pricing page targets solo founders, enterprise teams, which Mixmax's does not.
- It wins on cheapest paid plan for 5 seats (per month), G2 rating.
You ask, we answer
Common questions
Is Mixmax cheaper than Success.ai?
Yes at entry level: $34 vs $99 per month for one seat.
How much warmup do Mixmax and Success.ai include?
Mixmax: not published. Success.ai: yes.
How many email senders can I connect to Mixmax or Success.ai?
Mixmax: not published. Success.ai: unlimited.
Do Mixmax and Success.ai include email verification?
Mixmax: not published. Success.ai: included.
Do Mixmax and Success.ai have a built-in CRM?
Mixmax: not published. Success.ai: included.
Which is rated higher on G2, Mixmax or Success.ai?
Mixmax: 4.6 (1,486 reviews, 2026-09-11). Success.ai: 4.9 (258 reviews, 2026-01-08).