# 5 Opsis alternatives in 2026

Last updated: November 11, 2026.

The best alternatives to Opsis for reverse email lookup APIs: GetProspect, Village and Findymail, by our benchmark. Opsis' website is useopsis.com.

## Reverse email lookup API alternatives

[GetProspect](https://datacircle.dev/reverse-email-lookup-apis/getprospect/free-post-v2-people-enrich#399-monthly-growth-50k-post-v2-people-enrich), [Village](https://datacircle.dev/reverse-email-lookup-apis/village/free#1-monthly) and [Findymail](https://datacircle.dev/reverse-email-lookup-apis/findymail/free-trial-post-api-search-reverse-email-reverse-email-lookup-full#399-monthly-business-plus-post-api-search-reverse-email-reverse-email-lookup-full) are the best [reverse email lookup API providers](https://datacircle.dev/best-reverse-email-lookup-api) in the Datacircle benchmark.

On our [Opsis plan pages](https://datacircle.dev/reverse-email-lookup-apis/opsis/top-up-from-20), we compare each Opsis plan with other providers' plans. We list other providers' plans below, cheapest per 1,000 people first.

- [DeBounce, top-up from $15](https://datacircle.dev/reverse-email-lookup-apis/debounce/free#top-up-from-15): $63.00 per 1,000 people
- [OSINT.SX, $1,000 pack](https://datacircle.dev/reverse-email-lookup-apis/osint-sx/10-pack#1000-pack): $285.71 per 1,000 people
- [Predicta Search, top-up from €15](https://datacircle.dev/reverse-email-lookup-apis/predicta-search/top-up-from-15): $337.59 per 1,000 people
- [Sherlockeye, $120 monthly, Advanced, POST /v1/searches](https://datacircle.dev/reverse-email-lookup-apis/sherlockeye/46-monthly-intermediate-post-v1-searches#120-monthly-advanced-post-v1-searches): $375.00 per 1,000 people
- [OSINT Industries, £99 monthly, Advanced, GET /v2/request](https://datacircle.dev/reverse-email-lookup-apis/osint-industries/49-monthly-intermediate-get-v2-request#99-monthly-advanced-get-v2-request): $440.06 per 1,000 people

Compare every reverse email lookup API plan: [Reverse email lookup API pricing: free and cheapest plans compared](https://datacircle.dev/reverse-email-lookup-api-pricing)

## See also

- [DeBounce alternatives](https://datacircle.dev/debounce-alternatives)
- [OSINT.SX alternatives](https://datacircle.dev/osint-sx-alternatives)
- [Predicta Search alternatives](https://datacircle.dev/predicta-search-alternatives)
- [Sherlockeye alternatives](https://datacircle.dev/sherlockeye-alternatives)
- [OSINT Industries alternatives](https://datacircle.dev/osint-industries-alternatives)