1,000,000 users · Honest comparison
Sephir vs AITOPIA.
Multi-AI sidebar aggregator with a proprietary credit pool. ~1M weekly users. Below: what AITOPIA users actually say, and how Sephir is built around the opposite incentives.
From AITOPIA’s Chrome Web Store reviews
What real users actually said.
- “Charged my card for a 1-year auto-renewal without any prior notice... they secretly processed a PARTIAL refund.”
- “Hijacked my ChatGPT and started showing me special offers via overlay.”
- “There is no unsubscribe button at all.”
- “I removed this as soon as it hijacked my chatgpt.”
- “Why do I think the 4.9 rating is fake?”
How Sephir is different
Built around the opposite incentives.
- 01One-time lifetime payment — there's nothing recurring to auto-renew.
- 02Refund button on your account page. Polar processes it, we honor it.
- 03BYOK on day one. No bundled credits, no token reselling, no markup.
- 04No overlay ads injected on chatgpt.com. Ever.
Try it free
The agent layer for the browser, without the auto-renew.
Free tier covers BYOK + single-turn chat. Pro Lifetime unlocks the agent loop, $39 for the first 500 buyers, one-time payment.