The verdict
On the data we hold, Hello Bar & Subscribers comes out ahead. Here is why, point by point.
What the data says
- Only Hello Bar & Subscribers has a free plan to start on.
- OptinMonster starts lower, at $17.50/mo against $39/mo.
- In our Lead capture ranking, Hello Bar & Subscribers places 8 and OptinMonster 3 of 9.
Side by side
| At a glance | ||
|---|---|---|
| Starts at | $39/mo | $17.50/mo |
| Free plan | Yes | No |
| API | Yes | Yes |
| MCP server | No | Not known yet |
| Links |
Plans and pricing
HB
Hello Bar & Subscribers
- StarterTesters trying basic on-site conversion toolsFree
- GrowthGrowing sites needing targeting and A/B tests$39/mo
- PremiumHigh-traffic teams requiring advanced support$69/mo
- EliteLarge-scale operations with maximum traffic limits$129/mo
OptinMonster
- Basic1 site, 2,500 campaign impressions; first-year introductory price 108 USD, then the price shown.$210/yr
- Plus2 sites, 10,000 campaign impressions; first-year introductory price 324 USD, then the price shown.$570/yr
- Pro3 sites, 25,000 campaign impressions; first-year introductory price 444 USD, then the price shown.$870/yr
- Growth5 sites, 100,000 campaign impressions; adds sub-accounts and custom branding; first-year introductory price 804 USD.$1,470/yr
Prices as the vendors list them. They change often; the final price is on their sites.
Who each is for
HB
Choose Hello Bar & Subscribers if…
We haven't written up who Hello Bar & Subscribers suits yet.
Choose OptinMonster if…
Marketers, bloggers and online stores with steady website traffic who want to turn more visitors into email subscribers or buyers using targeted pop-ups and offers.
Other options worth a look
- Tool·Client acquisitionEmail, SMS and on-site pop-up marketing for e-commerce stores, with flows, segments and an MCP server.
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From $53.10/mo yearlyAffiliate link- BOTool·Client acquisitionValidates email lists and protects forms using SMTP checks, toxicity scoring, and auto-cleaning to ensure high deliverability and sender reputation.
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From $25/moFree plan - LATool·Client acquisitionBuilds no-code conversational AI agents for web and WhatsApp that qualify leads, answer questions, and book meetings automatically.
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From €32/mo yearlyFree plan - BLTool·Client acquisitionShare contact details via NFC taps or QR codes while capturing leads and syncing enriched contacts directly to your CRM.
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From $4.99/mo yearlyFree plan - FLTool·Client acquisitionBuilds online quizzes, tests and assessments with auto-grading and analytics to drive engagement or capture leads.
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From $17/moFree plan