# Trustfull, free: Reverse email lookup API

> Unveil who is behind an email address

Trustfull's reverse email lookup API on its Free trial plan. It costs $0.00 per 1,000 people. It returns 2 of the 13 key fields we check: Experience, Photo.
We haven't run Trustfull through [our reverse email lookup API benchmark](https://datacircle.dev/best-reverse-email-lookup-api.txt) yet.
This plan is free. We rank 396 plans for reverse email lookup APIs by price. Half the plans cost $24.875 per 1,000 people or less.
[Minerva's $400 monthly plan](https://datacircle.dev/reverse-email-lookup-apis/minerva/400-monthly/llms.txt) costs the least per 1,000 people. Minerva's reverse email lookup API costs nothing beyond the plan price.
[Village's $25 pack (Reverse Lookup by Email, cached only)](https://datacircle.dev/reverse-email-lookup-apis/village/25-pack-1000-credits-post-v2-people-enrich-by-email-reverse-lookup-by-email-cached-only/llms.txt) covers any number of people. Village's $25 pack costs less up front than Minerva's $400 monthly plan.
[GetProspect](https://datacircle.dev/reverse-email-lookup-apis/getprospect/399-monthly-growth-50k-post-v2-people-enrich/llms.txt), [Village](https://datacircle.dev/reverse-email-lookup-apis/village/1-monthly/llms.txt) and [treg](https://datacircle.dev/reverse-email-lookup-apis/treg/top-up-from-200/llms.txt) are the best reverse email lookup API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/reverse-email-lookup-apis/trustfull/free
- [Reverse email lookup API: 30+ providers compared](https://datacircle.dev/best-reverse-email-lookup-api.txt)
- Get it: https://trustfull.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- Request: `POST https://api.fido.id/1.0/email`
- API key: with the plan, on https://trustfull.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- Its API docs: https://docs.trustfull.com/reference/email-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- Sold by: Trustfull (https://trustfull.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing)
- Checked: 2026-11-04

## In the answer

- Completeness: 15%
- Experience: ✓ current job
- Photo: ✓

## Price

- $ per 1,000 people: $0.00
- Per: call
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: Trustfull Phone · Trustfull IP · Trustfull Domain · Trustfull Document · Trustfull Login (Score) · Trustfull Login (Enrollment) · Trustfull Session · Trustfull Hub · Phone Validation · Email Disposable · Phone Disposable · Ip Proxy API · Phone Data Breaches · Phone Portability · Phone To Name · Age Estimation

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Unveil who is behind an email address

## Data

- Keep data: no API terms
- Use data: no API terms

## Plan

- Pay: €0
- You get: 50 credits
- Enough for: about 833 calls, once

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: customer_id, email, claims "email". Optional: max_enrichment_time, model_id
- Method: POST
- Path: /email

## About the plan

- Plan: Free trial
- Who can get it: new accounts

## The 179 fields the plan's answer can hold

email, first name, last name, has Twitter, has Amazon, has LinkedIn, has Instagram, has Spotify, has Deliveroo, has Pinterest, has Office 365, has HubSpot, has WordPress, has Deezer, has Badoo, has Canva, has MyFitnessPal, has Dubsmash, has SHEIN, has Dailymotion, has Zynga, has Myspace, has MyHeritage, has Dropbox, has Houzz, has Ticketcounter, has Trello, has Tumblr, avatar, score, score cluster, company name, company description, company industry, company employees, company job title, company founded, company keywords, company annual revenue, company logo, company country, company Twitter URL, company Facebook URL, company LinkedIn URL, company total funding, company tech stack, employment, contains first name, contains last name, parsed first name, parsed last name, parsed name is valid, parsed name risk type, has Facebook, has Apple, has Disney Plus, has Glovo, has Indeed, has DAZN, data breaches count, data breaches first breach, data breaches last breach, data breaches list, data breaches data, data breaches data lists, has PayPal, has Google, Google profile picture, Google ID, Google first name, Google last name, Google last edit, Google active services count, Google active services list, Google reviews count, Google review link, Google location, LinkedIn profile page, has Gravatar, Gravatar profile picture, Gravatar first name, Gravatar last name, Gravatar username, Gravatar city, phone partials count, phone partials list, email partials count, email partials list, image source, image labels, face 1 labels, face 1 bounding box, face 1 age range, face 1 is celebrity, face 1 celebrity name, face 2 labels, face 2 bounding box, face 2 age range, face 2 is celebrity, face 2 celebrity name, face 3 labels, face 3 bounding box, face 3 age range, face 3 is celebrity, face 3 celebrity name, image 2 source, image 2 labels, image 2 face 1 labels, image 2 face 1 bounding box, image 2 face 1 age range, image 2 face 1 is celebrity, image 2 face 1 celebrity name, image 2 face 2 labels, image 2 face 2 bounding box, image 2 face 2 age range, image 2 face 2 is celebrity, image 2 face 2 celebrity name, image 2 face 3 labels, image 2 face 3 bounding box, image 2 face 3 age range, image 2 face 3 is celebrity, image 2 face 3 celebrity name, image 3 source, image 3 labels, image 3 face 1 labels, image 3 face 1 bounding box, image 3 face 1 age range, image 3 face 1 is celebrity, image 3 face 1 celebrity name, image 3 face 2 labels, image 3 face 2 bounding box, image 3 face 2 age range, image 3 face 2 is celebrity, image 3 face 2 celebrity name, image 3 face 3 labels, image 3 face 3 bounding box, image 3 face 3 age range, image 3 face 3 is celebrity, image 3 face 3 celebrity name, reason code, Google name is valid, Google name risk type, Google name gender, has Duolingo, Duolingo has Google ID, Duolingo has Facebook ID, identity IP count, identity MSISDN count, identity name count, has Atlassian, has LastPass, has Adobe, has Freelancer, has GitHub, faces similarity 1, faces similarity 1 image 1, faces similarity 1 image 2, faces similarity 1 image 1 bounding box, faces similarity 1 image 2 bounding box, faces similarity 2, faces similarity 2 image 1, faces similarity 2 image 2, faces similarity 2 image 1 bounding box, faces similarity 2 image 2 bounding box, faces similarity 3, faces similarity 3 image 1, faces similarity 3 image 2, faces similarity 3 image 1 bounding box, faces similarity 3 image 2 bounding box, first seen, first seen days, to name, to username, has to username, has to username confidence, to phone, has to phone, has OpenAI, OpenAI login provider

## Trustfull's plans (6)

- [Trustfull, free](https://datacircle.dev/reverse-email-lookup-apis/trustfull/free/llms.txt): $0.00 per 1,000, 15% complete
- [Trustfull, €500 pack](https://datacircle.dev/reverse-email-lookup-apis/trustfull/500-pack/llms.txt): $67.518 per 1,000, 15% complete
- [Trustfull, €1,000 pack](https://datacircle.dev/reverse-email-lookup-apis/trustfull/1000-pack/llms.txt): $67.518 per 1,000, 15% complete
- [Trustfull, €2,500 pack](https://datacircle.dev/reverse-email-lookup-apis/trustfull/2500-pack/llms.txt): $67.518 per 1,000, 15% complete
- [Trustfull, €5,000 pack](https://datacircle.dev/reverse-email-lookup-apis/trustfull/5000-pack/llms.txt): $67.518 per 1,000, 15% complete
- [Trustfull, contact us](https://datacircle.dev/reverse-email-lookup-apis/trustfull/contact-us/llms.txt): 15% complete

## Trustfull's calls for this API (1)

- `POST /email`: [Trustfull, free](https://datacircle.dev/reverse-email-lookup-apis/trustfull/free/llms.txt)

## Trustfull's APIs (3)

- [Trustfull: email verification API pricing, 6 plans](https://datacircle.dev/validate-email-apis/trustfull/free/llms.txt)
- [Trustfull: reverse email lookup API pricing, 6 plans](https://datacircle.dev/reverse-email-lookup-apis/trustfull/free/llms.txt)
- [Trustfull: phone validation API pricing, 6 plans, POST /phone-validation](https://datacircle.dev/validate-phone-apis/trustfull/free-trial-post-phone-validation/llms.txt)
- [Trustfull: phone validation API pricing, 6 plans, POST /phone](https://datacircle.dev/validate-phone-apis/trustfull/free-trial-post-phone/llms.txt)

## Trustfull: reverse email lookup API alternatives

- [Tomba, $1,080 pack, Scale 100k, GET /enrich, Email Enrichment, full](https://datacircle.dev/reverse-email-lookup-apis/tomba/1080-pack-scale-100k-get-enrich-email-enrichment-full/llms.txt): $64.80 per 1,000, 15% complete, 1 month
- [CUFinder, $449 monthly](https://datacircle.dev/reverse-email-lookup-apis/cufinder/449-monthly/llms.txt): $67.35 per 1,000, 38% complete, 1 day
- [Forager, $2,700 yearly](https://datacircle.dev/reverse-email-lookup-apis/forager/2700-yearly/llms.txt): $69.444 per 1,000, 69% complete, 3 weeks
- [Accurate Append, contact us, Estimated matches 250000](https://datacircle.dev/reverse-email-lookup-apis/accurate-append/contact-us-estimated-matches-250000/llms.txt): $70.00 per 1,000, 8% complete

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-04.

- https://docs.trustfull.com/docs/billing.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://docs.trustfull.com/docs/data-catalogue-email.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://docs.trustfull.com/docs/introduction?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://docs.trustfull.com/docs/trustfull-email.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://docs.trustfull.com/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://docs.trustfull.com/reference/email-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://trustfull.com/legal/terms-and-conditions?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://trustfull.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing