Who does it serve and what problem does it solve?
No more digging through dozens of WhatsApp groups: check openings older than 21 days for free, pay to see new openings the same day, R$57.90 per month, and a Black Friday annual first year of R$399
Target Audience
Practicing doctors in Brazil looking for on-call shifts, including newly graduated doctors and specialists in anesthesiology, pediatrics, cardiology, and more
How does it charge?
subscriptionFree R$0 (only the contact details of openings posted more than 21 days ago); Radar monthly R$57.90; Radar annual R$579 (Black Friday first year R$399)
The above describes historical pricing. Check official website for current prices.
Where do users come from?
Traffic estimate 2026-09: direct at 37.9% is the top channel, organic search about 46.6%, display ads about 9.3%, country Brazil 100%, and visits +772% month over month; there are only 4 keywords, including regional/specialty/pay long-tail terms such as grupos de plantão médico whatsapp, plantões médicos interior do ceará, and valor plantao anestesista. The only channel the founder self-reported on Revenue record is SEO. The site uses a large number of programmatic pages to catch long-tail search: by state (27), by specialty (about 70), hospital units, /mercado pay pages, and /guia guide articles. You can sign up on the website or by saying 'oi' to the WhatsApp assistant, and openings can be viewed without signing up first.
Channel share, initial acquisition, and growth drivers are distinct; correlation does not imply proven causation.
What remains to be verified?
The following are research questions, not established market opportunities.
- What do target users actually pay for? Is there direct user feedback or paid interview evidence?
- Are these historical prices still active today? What are the conversion, retention, and fulfillment costs?
- Is the "Traffic estimate 2026-09: direct at 37.9% is the top channel, organic search about 46.6%, display ads about 9.3%, country Brazil 100%, and visits +772% month over month; there are only 4 keywords, including regional/specialty/pay long-tail terms such as grupos de plantão médico whatsapp, plantões médicos interior do ceará, and valor plantao anestesista. The only channel the founder self-reported on Revenue record is SEO. The site uses a large number of programmatic pages to catch long-tail search: by state (27), by specialty (about 70), hospital units, /mercado pay pages, and /guia guide articles. You can sign up on the website or by saying 'oi' to the WhatsApp assistant, and openings can be viewed without signing up first." channel still viable? What resources do indie devs need to test it?
- Whose needs are competitors failing to meet? Find specific evidence before deciding on your angle.