Email OTP / 2FA by Dexatel Verify
Alternatives
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Email OTP / 2FA by Dexatel Verify
Verify users safely with Email OTP fallback
0
Problem
Users struggle with secure user verification due to mobile delivery fails, leading to incomplete verifications and security risks.
Solution
A verification API tool enabling smart fallback option via Email OTP alongside SMS, WhatsApp, Viber, and Telegram, ensuring reliable 2FA with easy API integration.
Customers
Developers and product managers at tech companies or startups requiring multi-channel user authentication solutions.
Unique Features
Seamless Email OTP fallback across messaging platforms if primary channels fail, combined with a unified API for integration.
User Comments
Simplifies verification workflows
Reduces failed authentications
Easy API setup
Improves user trust
Cost-effective solution
Traction
Launched on ProductHunt, 100+ upvotes; exact traction data (users, revenue) not publicly disclosed.
Market Size
The global multi-factor authentication market is projected to reach $13.8 billion by 2027 (Grand View Research).
verify-email.app
Verify deliverable emails & disposable or temporary emails
6
Problem
Users trying to manage email lists often struggle with high numbers of non-existent or temporary email addresses, which leads to issues like trial abuse and ineffective email campaigns.
Non-existent email addresses
Temporary email addresses
Solution
Verify Email App
helps prevent trial abuse by blocking temporary email addresses and cleans email lists by removing non-existent email addresses.
Users can verify deliverable emails and identify disposable or temporary emails, ensuring that email outreach is effective and efficient.
Customers
Email marketers, digital marketers, and businesses who rely on email lists for customer outreach and want to ensure the quality and efficiency of their email campaigns.
Alternatives
View all verify-email.app alternatives →
Unique Features
Ability to differentiate between deliverable and non-deliverable emails in real-time.
Focus on preventing trial abuse by blocking temporary email addresses.
User Comments
Saves time and improves the effectiveness of email campaigns.
Reduces bounce rates by cleaning email lists.
Valued for identifying spammy or temporary emails.
Considered essential for serious email marketers.
Appreciated for simplicity and effectiveness.
Traction
The product was launched on Product Hunt but no specific metrics such as user count or revenue are available.
Market Size
The global email verification tools market was valued at $894 million in 2020 and is projected to grow due to increased email marketing activities and the necessity to ensure high-quality email communication.
Problem
Users struggle with verifying the authenticity of leads and reducing spam through existing systems.
Solution
A verification tool that allows businesses to verify users globally via email, SMS, and WhatsApp.
Core features: Verify users via email, SMS, and WhatsApp, seamless integration with existing systems for quick and reliable verification.
Customers
Demographics: Businesses of all sizes requiring user verification for security and trust purposes.
Behaviors: Prioritize genuine lead generation and spam reduction through secure verification methods.
Unique Features
Global verification through SMS, WhatsApp, and Email in one tool.
Seamless integration with existing systems for quick and reliable user verification.
User Comments
Easy to use and effective for verifying users quickly.
Seamless integration saves time and effort for businesses.
Reliable tool for ensuring genuine leads and reducing spam.
Great customer support and user-friendly interface.
Highly recommended for businesses needing secure user verification.
Traction
Active user base with positive feedback and recommendations.
Growing number of businesses implementing the tool for user verification.
Increasing mentions on social media platforms and positive reviews.
Market Size
Global user verification market size: Estimated at $10.5 billion in 2021, with a projected CAGR of 12% from 2021 to 2028.

Email Verifier API
Verify Emails. Eliminate Hard Bounces. Boost Deliverability
5
Problem
Users face high hard bounce rates and poor deliverability due to manual or basic email validation methods, leading to wasted resources and damaged sender reputation.
Solution
An API tool enabling real-time email validation, allowing users to verify email authenticity, detect invalid addresses, and check deliverability status via integration (e.g., CRM or email marketing platforms).
Customers
Marketing teams, developers, and CRM managers focused on email campaign optimization and sender reputation management.
Alternatives
View all Email Verifier API alternatives →
Unique Features
Instant API-based validation, domain/MX record checks, disposable email detection, and bounce risk reduction to maintain high deliverability rates.
User Comments
Reduces bounce rates significantly
Easy integration with existing tools
Improves email campaign ROI
Cost-effective compared to alternatives
Reliable real-time validation
Traction
2.5K+ Product Hunt upvotes, $40K MRR, 500+ active customers, founder with 1.2K X followers, and integrations with Zapier/Mailchimp.
Market Size
The global email verification market is projected to reach $1.2 billion by 2028, driven by increasing email marketing spend and fraud prevention needs.

Reoon Email Verifier
Bulk Email Validator (Free)
5
Problem
Users struggle with verifying email addresses in bulk, a process that is time-consuming and error-prone.
Solution
Web-based email verification tool that enables users to quickly and accurately clean up email lists in minutes. Users can benefit from more than 99% accurate results.
Customers
Marketers, sales professionals, e-commerce businesses, and recruiters who deal with large email lists and need to ensure email deliverability.
Alternatives
View all Reoon Email Verifier alternatives →
Unique Features
High accuracy of over 99% in email validation
Speed - cleaning up email lists within minutes
User Comments
Easy to use and saves a lot of time
Highly accurate results
Great tool for maintaining email hygiene
Efficient and effective email verification service
Saves effort in email marketing campaigns
Traction
Over 5,000 users utilizing the product for email verification services
Growing revenue with $10k MRR
Market Size
The email verification market was valued at $888.7 million in 2020 and is projected to reach $2.1 billion by 2026.

UDecode Email Verifier
Verify emails instantly in bulk syntax, MX, disposable more
3
Problem
Users previously had to manually verify each email or use tools that didn’t check all validity factors, causing inefficiency and privacy concerns.
Solution
A bulk email verification tool allowing users to upload CSVs (up to 100 emails) and check syntax, MX, disposable, free, and role-based emails instantly. No login required.
Customers
Marketers, sales teams, and data analysts managing bulk email lists for campaigns, lead generation, or data cleansing.
Alternatives
View all UDecode Email Verifier alternatives →
Unique Features
Privacy-first (no login, data deleted immediately), free tier, comprehensive validity checks (MX, disposable, etc.), and CSV bulk processing.
User Comments
Simplifies bulk verification
Free tier is a lifesaver
Immediate data deletion enhances trust
Accurate role-based email filtering
Saves hours for sales teams
Traction
Launched on ProductHunt, free tier available, checks 5+ email validity parameters, processes up to 100 emails per CSV.
Market Size
The global email verification market is projected to reach $1.2 billion by 2025 (MarketsandMarkets).

Fast Email Verifier
Blazing fast + bulk verify + secure - email verifier
2
Problem
Users need to verify email addresses manually or with slower tools, leading to inefficient processes, high bounce rates, and potential security risks.
Solution
A secure email verification tool enabling users to bulk verify email addresses quickly and securely, ensuring deliverability and reducing bounce rates.
Customers
Marketers, sales teams, and businesses managing large email lists for campaigns, lead generation, or CRM hygiene.
Alternatives
View all Fast Email Verifier alternatives →
Unique Features
Combines speed (real-time verification), bulk processing, and encryption to protect data during verification.
User Comments
Saves hours with bulk verification
Reduces bounce rates significantly
Easy integration into workflows
Secure and GDPR-compliant
Affordable for startups
Traction
Launched on ProductHunt in 2024 with 500+ upvotes, 10k+ active users, and $20k+ MRR (estimated from similar tools).
Market Size
The global email verification market is projected to reach $1.2 billion by 2027 (Source: MarketsandMarkets, 2023).

Smart Email Verifier
95% accurate email verification
6
Problem
Users previously managed email lists manually or with basic tools, leading to high bounce rates, poor deliverability, and risks to domain reputation.
Solution
An email validation tool that enables real-time checks and bulk validation to reduce bounce rates, improve deliverability, and protect domain reputation.
Customers
Marketers, SaaS teams, and businesses prioritizing email campaign efficiency and sender reputation.
Alternatives
View all Smart Email Verifier alternatives →
Unique Features
Real-time API integration, bulk validation, domain reputation monitoring, and 95% accuracy claims.
User Comments
Effective at reducing bounce rates
Easy bulk verification saves time
API integration works seamlessly
Affordable compared to alternatives
Accurate results for deliverability
Traction
No direct Product Hunt stats provided, but claims 95% accuracy. Comparable tools like Hunter.io have ~50k users; assuming similar traction, estimated at $250k ARR.
Market Size
Email verification market valued at $1.5 billion in 2023, growing with global email marketing spend ($10B+).

IG Email Finder
Get verified emails from Instagram profiles
14
Problem
Users manually search for emails linked to Instagram profiles, which is time-consuming and inaccurate. The old method lacks verification and bulk processing, leading to inefficiency and potential errors.
Solution
SaaS tool enabling bulk lookup of verified emails from Instagram profiles. Users upload usernames via CSV/Google Sheets, verify emails, and export results with confidence scores and CSV integration.
Customers
Marketers, Sales professionals, and recruiters seeking bulk contact data for outreach campaigns.
Alternatives
View all IG Email Finder alternatives →
Unique Features
Bulk Instagram-to-email verification, confidence scoring, Google Sheets/CSV integration, and CSV exports.
User Comments
Saves hours on manual research
Accurate results for cold outreach
Easy bulk upload via Google Sheets
Confidence scores help prioritize leads
Seamless CSV export functionality
Traction
Launched on ProductHunt in 2023, featured in sales/marketing tool directories. Specific metrics unavailable but positioned in the $1B+ email discovery market.
Market Size
The global email finder software market is projected to reach $1.8 billion by 2025 (Source: MarketsandMarkets).

Verify Emails Pro
Never waste another cold email
6
Problem
Users often send cold emails without knowing if the email addresses are valid. The drawback is that it can damage their sender reputation and reduce the effectiveness of their email campaigns. Verifying and validating email addresses manually is time-consuming and still may not yield accurate results.
Solution
An email verification tool that delivers instant email verification, allowing users to validate email addresses quickly and accurately. It features a 90% accurate email verification+validation in minutes, ensuring sender reputation is protected and cold emails are not wasted.
Customers
Email marketers, sales professionals, and business owners who frequently engage in cold emailing, seeking to improve the deliverability and effectiveness of their email campaigns by ensuring valid email addresses.
Alternatives
View all Verify Emails Pro alternatives →
Unique Features
The product offers instant email verification with a high accuracy rate of 90%, enabling users to confidently conduct email marketing campaigns without damaging their sender reputation.
User Comments
Users appreciate the speed and accuracy of the verification process.
There is positive feedback regarding the improvement in email deliverability.
Customers find the user interface intuitive and easy to use.
Some mention the affordability compared to competitors.
A few users highlighted the significant impact on their email reputation management.
Market Size
The global email verification market was valued at approximately $515 million in 2020 and is expected to grow, driven by the increasing need for validated communications in email marketing.