A side-by-side comparison of two lead capture & popup tools, based on the 10,201 Lead Capture sites tracked by Site Stats Database.
Last updated
| Metric | ConvertBox | Sumo |
|---|---|---|
| Websites | 1,017 | 1,587 |
| Market share | 10.0% | 16% |
| Share of top 10K sites | 0.10% | 0.03% |
| Share of top 100K sites |
| 0.14% |
| 0.15% |
| Rank | #3 | #2 |
|---|
| Median DR | 33 | 26 |
|---|
| Average DR | 33 | 28 |
|---|
| Median keywords | 1,856 | 1,168 |
|---|
| Median referring domains | 565 | 464 |
|---|
| Median domain age | 10 yrs | 12 yrs |
|---|
| Average domain age | 11 yrs | 14 yrs |
|---|
| Average monthly traffic | 77,291 | 28,556 |
|---|
| Combined monthly traffic | 78,604,772 | 45,318,512 |
|---|
Monthly snapshots of each segment, 2026-06 to 2026-07. Website counts move when our catalog grows; the share of tracked sites is normalized, so it only moves when real prevalence changes.
Websites
Share of tracked sites
Combined monthly traffic
1,017 websites · rank #3
Top industries
Top markets
1,587 websites · rank #2
Top industries
Top markets
Sumo is used by more websites in our catalog: 1,017 use ConvertBox and 1,587 use Sumo.
ConvertBox sites have the higher median Ahrefs Domain Rating (ConvertBox: 33, Sumo: 26).
Between 2026-06 and 2026-07, ConvertBox went from 0.16% to 0.12% of all tracked sites, while Sumo went from 0.23% to 0.18%. ConvertBox is gaining ground faster in our index.
15 websites in our catalog use both ConvertBox and Sumo.
Adoption is counted from Site Stats Database's own crawl; Domain Rating comes from Ahrefs and traffic from DataForSEO. Figures reflect the sites we track and refresh at least monthly.
Citation
Site Stats Database. "ConvertBox vs Sumo." Site Stats Database, July 1, 2026. https://sitestatsdb.com/technologies/lead-capture/compare/convertbox-vs-sumo
Site Stats Database tracks 1,017 websites using ConvertBox and 1,587 using Sumo, each enriched with full monthly traffic history, authority, keywords, referring domains, and the complete detected tech stack. We detect every lead-capture / popup tool by crawling each site's HTML, response headers, and DNS; traffic and SEO metrics come from DataForSEO and Ahrefs. Everything refreshes at least monthly.
See plans & pricing| English |
| 70 |
| 122,890 |
| 13,141 |
| 16 yrs |
| 3,361,786 |
| ConvertBox |
| easydrawingguides.com | English | 52 | 86,669 | 17,957 | 9 yrs | 2,587,356 | ConvertBox |
| helpfulprofessor.com | English | 66 | 139,436 | 7,977 | 7 yrs | 2,397,563 | ConvertBox |
| barbend.com | English | 75 | 208,240 | 20,235 | 10 yrs | 1,357,834 | ConvertBox |
| 90daykorean.com | English | 59 | 26,403 | 5,709 | 12 yrs | 1,122,598 | ConvertBox |
| feastandfarm.com | English | 41 | 44,815 | 3,784 | 8 yrs | 1,119,972 | ConvertBox |
| adventurouskate.com | English | 66 | 25,217 | 4,602 | 16 yrs | 1,049,784 | ConvertBox |
| smoothdraw.com | English | 37 | 28,311 | 928 | 20 yrs | 996,840 | ConvertBox |
| savvygardening.com | English | 62 | 88,195 | 5,730 | 12 yrs | 964,267 | ConvertBox |
| English |
| 77 |
| 184,228 |
| 30,486 |
| 13 yrs |
| 1,281,459 |
| Sumo |
| runguides.com | English | 53 | 56,853 | 1,866 | 13 yrs | 1,253,904 | Sumo |
| trilliummontessori.org | English | 50 | 31,982 | 1,068 | 17 yrs | 954,567 | Sumo |
| oneworldobservatory.com | English | 70 | 5,467 | 4,289 | 14 yrs | 935,901 | Sumo |
| tofugu.com | English | 73 | 32,102 | 11,115 | 19 yrs | 883,010 | Sumo |
| funcheap.com | English | 63 | 51,108 | 9,734 | 22 yrs | 830,040 | Sumo |
| sciway.net | English | 67 | 44,166 | 5,053 | 29 yrs | 652,722 | Sumo |
| cardcash.com | English | 70 | 30,517 | 3,238 | 27 yrs | 643,012 | Sumo |
| mrwash.com | English | 13 | 2,733 | 345 | 29 yrs | 571,868 | Sumo |