Bildirt
Web & App Push Notification, customer messaging & engagement
3 employees · est. 2002 · Istanbul, Turkey
OneSignal
The leading customer engagement platform, helping 1 in 4 app publishers send 1.3T messages a year.
172 employees · est. 2014 · San Mateo, United States
Bildirt is the older company (2002 vs 2014); OneSignal is the larger of the two.
Side-by-Side Comparison
| Metric | Bildirt | OneSignal |
|---|---|---|
| Founded | ||
| Founded | 2002 older | 2014 |
| Headquarters | ||
| Headquarters | Istanbul, Turkey | San Mateo, United States |
| Employees | ||
| Employees | 3 | 172 larger |
| Industry | ||
| Industry | Enterprise Software, Professional Services Tech, SaaS | Automation, Messaging, SaaS |
| Funding Stage | ||
| Funding Stage | Not tracked yet | Series C |
| Total Funding | ||
| Total Funding | Not tracked yet | $84.13M |
| Funding Rounds | ||
| Funding Rounds | Not tracked yet | 8 |
| Services | ||
| Services | Not tracked yet | Mobile Push Notifications, Web Push Notifications, Email, In-App Messaging, RCS, SMS, Live Activities, Analytics, Integrations |
| Target Customers | ||
| Target Customers | Not tracked yet | app publishers, eCommerce platforms, fintech companies, mobile gaming developers, news/media platforms |
| Taxonomy | ||
| Taxonomy | Push Notification, Customer Messaging, Engagement, Web, App, Customer Engagement, Customer Communication, Mobile App, Customer Notifications, User Engagement, Customer Engagement Platform | Push Notifications, Multichannel Marketing, Mobile Marketing, Customer Retention, Marketing Automation, In-app Messaging, Email Marketing, SMS/RCS Messaging, Developer Tool, Customer Onboarding, Personalized Messaging |
| Website | ||
| Website | bildirt.com | onesignal.com |
About Bildirt
Bildirt is a Turkish startup that specializes in Web & App Push Notification, customer messaging & engagement. Founded in 2002, the company operates within the industries of Enterprise Software, Professional Services Tech, and SaaS. While it has demonstrated longevity in the market, there is no publ...
About OneSignal
OneSignal, founded in 2014, is positioned as the leading customer engagement platform, a claim bolstered by its impressive reach in the messaging industry. The company helps 1 in 4 app publishers send a staggering 1.3 trillion messages per year across various channels such as push notifications, ema...
We will tell you when either one moves
BounceWatch watches Bildirt and OneSignal for new funding, fast hiring, new executives and a change of software vendor. When one happens, we email you the same day.
Funding, hiring, leadership and stack changes at Bildirt and OneSignal — by email.
Frequently Asked Questions
Compare Bildirt with someone else
Start typing a company name or domain.
Related Comparisons
Compiled from the BounceWatch company index. We last looked at Bildirt on 11 Sep 2024, and OneSignal on 21 Apr 2026. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.