Mastros.online
Mastros is a suite of privacy-first Chrome extensions for exporting useful data from Telegram, WhatsApp, LinkedIn, Instagram and TikTok. Pull group members, contacts and chat history into CSV or Excel in a few clicks, without sharing your login or uploading anything. Everything runs locally in your browser. Built for marketers, sales teams, community managers and recruiters who need their data in a spreadsheet, not locked inside an app.
Mastros.online makes $1.5K per month in recurring revenue ($18.3K annualized), payment-verified through a connected Stripe account as of Oct 29, 2026. Founded by Elias in Developer Tools, it ranks #427 of 569 startups IdeaWave tracks (median $5K per month). IdeaWave has tracked it daily since Oct 29, 2026, with +43.2% month-over-month growth.
Monthly revenue
- Monthly revenue
- $1.5K/mo
- $18.3K annualized
- Leaderboard position
- #427of 569
- median tracked MRR $5K
- Revenue movement
Movement charts appear after a few daily syncs.
- as of
Payment-verified via Stripe.
Revenue history
Every daily check of Mastros.online's monthly recurring revenue, Oct 29, 2026 to Oct 29, 2026. Flat stretches mean the source reported no change.
| Date | MRR | Change |
|---|---|---|
| $1.5K | first check |
Similar startups
Companies near Mastros.online by category and monthly revenue, with the same provenance labels.
No IdeaWave idea cites Mastros.online yet
The engine anchors new ideas to proven startups every morning; strong revenue stories like this one are exactly what it looks for.
Browse the idea leaderboardAbout this data
Payment-verified via Stripe · source: Payment-verified feed · last checked Oct 29, 2026
The founder connected a payment provider whose API reads live charges; IdeaWave re-crawls that record every morning and stores each day's figure.
Last successful check · how IdeaWave sources revenue
Frequently asked questions
How much revenue does Mastros.online make?
Mastros.online makes about $1.5K per month ($18.3K a year) according to Payment-verified feed. IdeaWave rechecks the figure daily and last confirmed it on Oct 29, 2026, when it ranked #427 of 569 tracked startups.
Is Mastros.online's revenue verified?
Yes. The figure comes from a Stripe account whose API reads live charges, so it reflects actual revenue rather than a founder's claim. IdeaWave labels it "payment-verified" and never mixes it with self-reported or modeled numbers.
Who founded Mastros.online?
Mastros.online was founded by Elias (@mastrogeppeth on X) and operates in the Developer Tools category. IdeaWave has tracked the company since Oct 29, 2026.
Is Mastros.online yours?
Claim the profile to correct the details, get a “verified by founder” mark, and embed a live badge that always shows your current figure and provenance.
