Publer
publer.com
Social media management platform to plan, schedule, collaborate, analyse and report across networks.
~$3M ARR
diff ~/p/ervin-kalemi ~/p/robby-frank
Ervin Kalemi vs Robby Frank
Products, revenue & stack compared side by side.
Co-founder of 1Lookup, VoiceDrop and Emailchaser, scaling with AI and paid ads
@RobbyFrank
Ervin Kalemi vs Robby Frank at a glance
Both Ervin Kalemi and Robby Frank are bootstrapped. They overlap in SaaS Founders and Marketing & SEO Tools. Ervin Kalemi has 3 products listed on IndieMakerList vs Robby Frank's 3. On revenue, Ervin self-reports ~$3M ARR (as of 2025) and Robby 1Lookup: $263K MRR (TrustMRR) (as of 2026-10). On X, Ervin has about 6K followers and Robby about 7.3K.
Side-by-side comparison
- Based in
- Ervin Kalemi: Tirana, Albania
- Robby Frank: —
- Started
- Ervin Kalemi: 2012 (14 yrs indie)
- Robby Frank: —
- Revenue (self-reported)
- Ervin Kalemi: ~$3M ARRself-reported, as of 2025 · source for Ervin Kalemi's revenue
- Robby Frank: 1Lookup: $263K MRR (TrustMRR)self-reported, as of 2026-10 · source for Robby Frank's revenue
- Products listed
- Ervin Kalemi: 3
- Robby Frank: 3
- Product status
- Ervin Kalemi: 3 active
- Robby Frank: 3 active
- X followers
- Ervin Kalemi: 6K
- Robby Frank: 7.3K
- Categories
- Ervin Kalemi: SaaS FoundersMarketing & SEO Tools
- Robby Frank: SaaS FoundersAI BuildersMarketing & SEO ToolsDeveloper Tools
- Style
- Ervin Kalemi: bootstrapped
- Robby Frank: bootstrappedserial maker
- Courses & resources
- Ervin Kalemi: —
- Robby Frank: —
Revenue figures are self-reported by each maker and not audited; dates and scope differ. Highlighted categories are shared by both.
Top products
1Lookup
1lookup.io
Phone, email, IP and social data APIs for code and AI agents, priced per lookup.
$263K MRRTrustMRR ↗
VoiceDrop
voicedrop.ai
AI ringless voicemail platform with voice cloning and two-way SMS.
Emailchaser
emailchaser.com
All-in-one cold email software to find leads, connect inboxes and automate follow-ups.
Tech stack
No tools in common in their publicly listed stacks. See the indie maker tech stack.
No stack shared publicly.
Bubble
How they build
- Start from a real problem close to home.
- Bootstrap through the hard years instead of raising.
- Build a family of tools around one core audience.
- Pair new AI capabilities with proven, boring channels.
- Scale with paid ads once unit economics work.
- No-code can carry a product to seven figures.
Ervin Kalemi vs Robby Frank FAQ
Who makes more money, Ervin Kalemi or Robby Frank?
Ervin Kalemi self-reports ~$3M ARR (as of 2025) and Robby Frank self-reports 1Lookup: $263K MRR (TrustMRR) (as of 2026-10). By these self-reported figures, Robby Frank's reported monthly revenue is higher. Figures are unaudited and may cover different periods or businesses, so treat them as rough indicators.
Who has built more products, Ervin Kalemi or Robby Frank?
Ervin Kalemi has 3 products listed (Publer, Linkie and Kibo); Robby Frank has 3 products listed (1Lookup, VoiceDrop and Emailchaser).
What tech stack do Ervin Kalemi and Robby Frank use?
Ervin Kalemi hasn't shared a stack. Robby Frank uses Bubble. They don't list any tools in common.
Where are Ervin Kalemi and Robby Frank based?
Ervin Kalemi: Tirana, Albania. Robby Frank: not listed.
Who has been an indie maker longer, Ervin Kalemi or Robby Frank?
Ervin Kalemi started in 2012 (14 years indie); Robby Frank's start year isn't listed.
Are Ervin Kalemi and Robby Frank bootstrapped?
Yes, both are listed as bootstrapped founders on IndieMakerList.
Full profiles
Read the full story, timeline and links on Ervin Kalemi's profile and Robby Frank's profile.
Ervin Kalemi vs Justin Duke
Ervin Kalemi vs Borja Obeso
Robby Frank vs Dmytro Krasun
Robby Frank vs Jon Yongfook