
CSV Cleaner
Clean Spreadsheets
Modern CSV
Csv Easy
CleanCSV AI
Rons CSV Editor
CleanSmart
CSV Buddy
mailboxlayer API
NeverBounce
Kickbox
ZeroBounce
Email Checker
Email List Verify
Email Verifier
emailvalidation.io
Remove duplicates, trim whitespace, normalize text โ no Excel required.
CSV Cleaner
mailboxlayer APICSV Cleaner's answer
CSV Cleaner focuses on doing one job extremely well: cleaning and deduplicating CSV files fast.
Most alternatives are either:
complex spreadsheet software (Excel/Sheets), or
heavy data tools, or
require scripts or coding.
CSV Cleaner removes all that friction. You just upload โ choose options โ download.
No formulas, no setup, no accounts required for basic use.
Itโs designed to feel like a tiny utility, not a platform.
CSV Cleaner's answer
Three main reasons:
Speed You can clean a file in seconds without opening Excel or writing pandas scripts.
Simplicity No complicated workflows or dashboards โ just the exact tools you need:
remove duplicates
normalize text
clean messy exports
Itโs built for people who just want to fix a file quickly and move on with their day.
CSV Cleaner's answer
CSV Cleaner is mainly for:
freelancers
operations/marketing teams
virtual assistants
founders
analysts
anyone exporting data from tools like Airtable, Stripe, CRMs, or spreadsheets
Basically: people who constantly deal with CSV exports but donโt want to write code.
If youโve ever thought โwhy am I doing this in Excel again?โ itโs probably for you.
CSV Cleaner's answer
CSV Cleaner started as a personal frustration project.
I kept getting messy exports from different tools โ duplicates, inconsistent formatting, extra whitespace โ and I found myself repeatedly opening Excel or writing quick Python scripts just to clean them.
It felt like a problem that should already have a simple solution.
So I built a small web tool to handle the common cases in one click, and kept it intentionally lightweight and boring instead of turning it into a big โdata platform.โ
The goal was: upload โ clean โ download โ done.
CSV Cleaner's answer
CSV Cleaner uses a simple, low-ops stack:
Frontend/app built with Lovable
Backend/auth/storage with Supabase
Payments handled by Stripe
Processing happens server-side so files are handled securely and efficiently.
The stack was chosen to ship fast and stay easy to maintain rather than over-engineer.
CSV Cleaner's answer
CSV Cleaner is still early and primarily used by:
-indie founders
-small teams
-consultants
-ops/marketing folks
-spreadsheet-heavy roles
The tool is intentionally focused on individuals and small teams rather than enterprise customers.
Itโs built for everyday workflows, not large corporate pipelines.
Based on our record, mailboxlayer API seems to be more popular. It has been mentiond 5 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I've found a few "free" APIs which tell you if the email address exists or not, they have a free tier for certain amount of queries. Try https://mailboxlayer.com and https://www.zerobounce.net. Source: almost 4 years ago
What I mean by valid is whether it is deliverable or not. Like this https://mailboxlayer.com/. Source: almost 4 years ago
In Inspector we use the mailboxlayer.com API to validate emails. The service is also able to detect fake email addresses, temporary addresses, and the actual existence of an email address using MX-Records and SMTP. - Source: dev.to / over 4 years ago
You can look into APIs ( example https://mailboxlayer.com/ ) they provide info whether email is from a disposable domain. Source: almost 5 years ago
Mailboxlayer.com โ Email validation and verification JSON API for developers. 1,000 free API requests/month. - Source: dev.to / almost 5 years ago
Clean Spreadsheets - Automatically clean customer data with a few clicks
NeverBounce - Real-time email verification and cleaning to ensure emails never bounce.
Modern CSV - A CSV editor/viewer
Kickbox - Verify your email address lists with our drag and drop interface, or integrate into your app with our API. Prevent fake and bot account sign-ups by confirming your users are real humans with a real email address.
Csv Easy - The ultimate CSV Editor. Import, tweak, fix, analyse and convert.
ZeroBounce - Removes invalid emails from your list to prevent email bounces from ruining your deliverability.