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Serpstat VS ZelNum

Compare Serpstat VS ZelNum and see what are their differences

Serpstat

Serpstat is the Swiss army knife for automating SEO processes. With a suite of powerful modules, you can track your performance, analyze your competitors, research keywords and backlinks, audit your website, and so much more.

Rating
0 reviews
Pricing
Freemium Free trial $69 / Monthly
Alternatives Is it good?
ZelNum

Turn CSV/TXT lists into actionable segments with phone validation, carrier and HLR intelligence, messaging-app, social-account, and crypto-exchange checks, plus API workflows.

Rating
0 reviews
Pricing
Freemium $1 (10,000 WhatsApp number checks)
Alternatives Is it good?
warmup.rocks
warmup.rocks keeps your CDN cache warm in every edge location worldwide: Cloudflare, Fastly, Akamai, CloudFront and more. Warming from 42 countries, hit-ratio analytics. sponsored
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, Serpstat seems to be more popular. It has been mentioned 5 times since March 2021.

social mentions
5 vs 0
SEO Tools popularity
100% vs 0%
alternatives listed
240+ vs 7

Base details

Website, pricing, platforms and company facts side by side.

Serpstat
ZelNum
Website serpstat.com zelnum.com
Pricing
Freemium Free trial $69 / Monthly Official pricing
Freemium $1 (10,000 WhatsApp number checks) Official pricing
Platforms —
Web REST API SaaS
Company Startup from Ukraine · 50 - 99 employees · 2015 2026
Listed in
SEO SEO Tools Content Marketing Keyword Research +1
Phone Number Validation Data Validation Data Enrichment WhatsApp +1

About Serpstat and ZelNum

In their own words, as submitted to SaaSHub.

Serpstat
ZelNum

Dive deep into keyword research with Serpstat's keyword database, now bigger than ever with global coverage across 230 regions. Uncover the most valuable keywords for your business, understand search intent,  and optimize your content strategy

Read more about Serpstat

ZelNum is a self-service bulk verification and data-quality platform for phone intelligence, messaging apps, social and consumer accounts, and crypto exchanges. Upload CSV or TXT lists to check phone status, live activity, carrier and line type, HLR-style network signals, phone model, and...

Read more about ZelNum

Features and specs

What each product offers, as listed by its team.

Serpstat 6 features
ZelNum 11 features
  • Comprehensive SEO Toolkit
    Serpstat provides a wide range of SEO tools including keyword research, site audit, backlink analysis, rank tracking, and competition analysis, making it a one-stop solution for SEO needs.
  • User-Friendly Interface
    The platform features a well-organized and intuitive interface, making it accessible and easy to navigate even for beginners.
  • Affordable Pricing
    Compared to other SEO tools in the market, Serpstat is relatively affordable, offering a good balance between cost and features.
  • Detailed Analytics
    Provides in-depth analytics and reports, helping users make data-driven decisions for their SEO strategies.
  • Regular Updates
    The platform frequently updates its features and database to keep up with the latest SEO trends and requirements.
  • Excellent Customer Support
    Offers responsive and helpful customer support through various channels including live chat, email, and phone.

Possible disadvantages

  • Limited Data for Smaller Markets
    While Serpstat excels in many areas, its database may have limitations when it comes to less popular or smaller markets.
  • Learning Curve
    Despite its intuitive interface, the extensive range of features may require a learning curve for new users to fully utilize all its capabilities.
  • Speed Issues
    Some users have reported speed issues, particularly with loading times and data refresh rates, which can affect the overall user experience.
  • Backlink Data Limitations
    Backlink analysis features are less comprehensive compared to specialized tools like Ahrefs or Majestic, potentially limiting its effectiveness for advanced backlink research.
  • Mobile App Limitations
    The mobile app lacks some functionalities available on the desktop version, restricting user flexibility when accessing the platform on the go.
  • No Free Plan
    Serpstat does not offer a free plan, which may be a drawback for individuals or small businesses looking for a cost-free SEO solution.
  • Bulk Phone Validation
    Validate, normalize and segment phone numbers from CSV or TXT files.
  • Messaging App Checks
    Check selected phone-number and account signals across WhatsApp, Telegram, Facebook, iMessage, RCS, Zalo, LINE, and Viber.
  • Carrier and HLR Lookup
    Identify carrier, country, line type, and HLR-style network signals.
  • Phone Status and Activity Checks。
    Identify active, inactive, risky, and recently active numbers where supported.
  • Social Account Checks
    Check phone- and email-based account signals across Instagram, TikTok, LinkedIn, Snapchat, Signal, BAND, Amazon, Apple ID, and Microsoft.
  • Crypto Exchange Account Checks
    Check supported phone and email account signals across Binance, KuCoin, CoinW, and HTX.
  • Email Account Checks
    Check email-based account signals across supported platforms and services.
  • Phone Model Detection
    Detect the phone brand and model associated with a mobile number where available.
  • List Cleaning and Segmentation
    Remove duplicate or invalid records and export structured result segments.
  • CSV/TXT Bulk Uploads
    Upload contact lists for batch verification, cleaning, and segmentation.
  • REST API Workflows
    Submit batch tasks, monitor processing status, retrieve results, and integrate verification into applications.

Analysis

An editorial look at what each product does well and who it suits.

Serpstat
ZelNum

Overall verdict

  • Overall, Serpstat is regarded as a solid option for both beginners and experienced SEO professionals who need a reliable tool to improve their website's search visibility and performance. Its competitive pricing, combined with a robust set of features, make it a popular choice in the SEO community.

Why this product is good

  • Serpstat is considered a good SEO tool by many users because it offers a wide range of features that help with keyword research, site audit, backlink analysis, rank tracking, and competitor research. It is especially valued for its comprehensive data and user-friendly interface. Additionally, it is often praised for its affordability compared to other SEO tools, making it accessible to small businesses and individual marketers.

Recommended for

    Serpstat is recommended for digital marketers, SEO professionals, content creators, and businesses of all sizes looking for a comprehensive yet affordable SEO tool to enhance their online presence and gain insights into their competitors.

Overall verdict

  • BulkChecker.io appears to be a bulk email/domain verification tool designed to help users validate large lists of email addresses to reduce bounce rates and improve deliverability, but as I don't have verified, up-to-date information on this specific service, I'd recommend researching current user reviews, checking recent uptime/accuracy reports, and testing with a small sample before committing to a larger plan.

Why this product is good

  • Bulk verification tools generally save time by processing large email lists quickly compared to manual checks
  • Such services typically help improve email deliverability by removing invalid or risky addresses before sending campaigns
  • May offer API access for integration into existing workflows or CRM systems
  • Often provide tiered pricing that can scale with list size, potentially cost-effective for growing needs

Recommended for

  • Email marketers needing to clean large subscriber lists before campaigns
  • Businesses looking to reduce bounce rates and protect sender reputation
  • Developers wanting API-based email validation integration
  • Users who should independently verify current pricing, accuracy rates, and customer support quality before relying on this specific service

Videos

Walkthroughs and reviews on video.

Serpstat 4 videos + Add
ZelNum 0 videos + Add

What is Serpstat?

More videos

  • - SerpStat Review - My Favorite Free & Paid SEO Keyword Research Tools Perfect For Beginners
  • - Serpstat Review | Growth hacking tool for SEO | Pearl Lemon Reviews
  • - Serpstat Review ✅ Discount Coupon Code With( 20% Off Special)

No ZelNum videos yet. You could help us improve this page by suggesting one.

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Serpstat
ZelNum
100% 100%
SEO Tools
0% 0%
0% 0%
Data Validation
100% 100%
100% 100%
SEO
0% 0%
0% 0%
WhatsApp
100% 100%

Questions & Answers

As answered by people managing Serpstat and ZelNum.

What makes your product unique?

Serpstat's answer

The AI-powered features for content optimization and generation are particularly noteworthy, as they go beyond traditional SEO tools to assist with content creation and enhancement.

ZelNum's answer:

ZelNum combines phone validation, carrier lookup, WhatsApp and Telegram checks, and other account signals in one bulk CSV/TXT and API workflow.

Why should a person choose your product over its competitors?

Serpstat's answer

With its focus on AI and continuous innovation, choosing Serpstat positions users to take advantage of emerging trends in digital marketing.

ZelNum's answer:

ZelNum supports multiple verification types, usage-based pricing, downloadable result segments, and task-based API processing without requiring a subscription.

How would you describe the primary audience of your product?

Serpstat's answer

Serpstat's primary audience includes digital marketers, agencies, in-house marketing teams, freelancers, content creators, and businesses looking to improve online visibility.

ZelNum's answer:

Marketing teams, CRM operators, developers, agencies, community managers, and businesses that need to clean or enrich large contact lists.

User comments

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

Serpstat no reviews yet
ZelNum no reviews yet

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We have no reviews of ZelNum yet. Be the first one to post

Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Serpstat 5 mentions
ZelNum 0 mentions
  • 10 BEST FREE SEO REPORTING TOOLS
    SERPstat: Provides a range of SEO features, including keyword research, competitor analysis, rank tracking, site audit, backlink analysis, and more. Source: about 3 years ago
  • Best alternatives to SEMRush?
    Https://raventools.com - used it waaay back, since been acquired by TapClicks -not sure if that's a good thing or a bad thing Https://serpstat.com - see this one get mentioned quite a bit; never used tho Https://www.link-assistant.com... Source: over 3 years ago
  • SEO Tools Megathread
    Serpstat - A comprehensive SEO tool that offers keyword research, rank tracking, site audit, and backlink analysis. Pricing starts at AUD $103.20/month. Link: https://serpstat.com/. Source: over 3 years ago

View more

Tracking ZelNum since Jul 2026.

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