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OneSignal among Y Combinator companies
OneSignal was detected on 5 of 5,388 crawled Y Combinator company websites, a share of 0.1%. Crawled 4 September 2026.
- 5running OneSignal
- 0.1%share
- 5,388crawled
- 9columns
installmap-yc-onesignal.csv5 rows, 9 columns
| Domain | Name | Batch |
|---|---|---|
| heygotrade.com | Gotrade | Summer 2019 |
| ahazou.com | Ahazou | Summer 2021 |
| gonddo.com.br | Gonddo | Winter 2021 |
| jemi.so | Jemi | Summer 2020 |
4 of the 5 rows, 3 of the 9 columns.
OneSignal runs on these Y Combinator companies
- Gotrade
- Ahazou
- Gonddo
- Jemi
4 of 5, ordered by team size, largest first. The CSV has all 5.
OneSignal across the groups
| Group | Crawled | Running OneSignal | Share |
|---|---|---|---|
| Inc 5000 (2026) | 4,888 | n/a | n/a |
| Y Combinator companies | 5,388 | 5 | 0.1% |
| Fortune 500 | 472 | n/a | n/a |
| Unicorns | 1,000 | n/a | n/a |
| SaaS companies | 8,048 | 11 | 0.1% |
| Tranco top 10,000 | 1,572 | 13 | 0.8% |
5,388 of 6,133 Y Combinator domains returned a usable record and form the denominator. 5,242 were counted from a rendered homepage crawl on 4 September 2026, 146 from a plain fetch only, and 745 returned no usable record. Email hosting and email security are read from each domain's MX and SPF records, for the same domains. Company list: Y Combinator company directory. <5 means fewer than 5 crawled domains in that group. Rank 5 of the 5 Popups and Widgets tools published for this group.
Software used by Y Combinator companies · Popups and Widgets across all groups · OneSignal across every group and the wider sample
Source: Installmap crawl, 4 September 2026
Badge
<a href="https://installmap.com/groups/yc/onesignal"><img src="https://installmap.com/badges/yc/onesignal.svg" alt="OneSignal runs on 5 of 5,388 crawled YC companies (0.1%)"></a>
[](https://installmap.com/groups/yc/onesignal)
Badge URL: https://installmap.com/badges/yc/onesignal.svg · all badges.
Questions
How many Y Combinator companies use OneSignal?
5 of the 5,388 Y Combinator company websites we crawled on 4 September 2026, a share of 0.1%.
What does a row hold?
domain, name, batch, year, industry, subindustry, status, team size, location. One row per company domain, 9 columns.
What do I get after paying?
One UTF-8 CSV with a header row and all 5 rows. The download link opens right after the card payment and stays valid, so you can download again later.
How does the free sample work?
Enter your email above and we send a link to a CSV of 5 rows from this list with all 9 columns.
Is this every Y Combinator company using OneSignal?
No. 5,388 of 6,133 Y Combinator domains returned a usable record and form the denominator. 5,242 were counted from a rendered homepage crawl on 4 September 2026, 146 from a plain fetch only, and 745 returned no usable record. Email hosting and email security are read from each domain's MX and SPF records, for the same domains. Company list: Y Combinator company directory. A company that uses OneSignal without it showing there is not counted. Method.
Cite this
Installmap, OneSignal among Y Combinator companies, crawl of 4 September 2026, https://installmap.com/groups/yc/onesignal.