Source 3
Store data observed · From public App Store data · How we score apps
- Developer Tools
- App Store
- United States
- 4.310 ratings
- Paid $0.99
- Updated
- Observed
Est. monthly revenue
EstimatedEst. monthly downloads
Estimated90-day growth
Opportunity score
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About Source 3Observed
Source 3 is a Developer Tools app by Street Coder LLC on the United States App Store. Released Oct 8, 2014; last updated Aug 27, 2022 (version 3.0.1). Source 3 costs $0.99 to download.
Source 3 has a 4.3-star average rating from 10 ratings on the United States App Store as of Oct 8, 2026. On Oct 12, 2026, Source 3 ranked #70 on the Developer Tools top chart. MRRBeam rates the success of Source 3 23/100 (early stage).
Source is an app plus a Safari extension that makes it easy to do one key web developer task: view the HTML source of any web page, with beautiful and customisable syntax highlighting.
- Success score
- 23/100 Early stage
- In Developer Tools
- Outside the top 100
- Chart position
- #70 in Developer Toolson Oct 12, 2026
- Developer
- Street Coder LLC
Top Developer Tools apps
The most successful Developer Tools apps MRRBeam tracks in the United States.
Source 3: common questions
- What is Source 3?
- Source 3 is a Developer Tools app developed by Street Coder LLC, available on the App Store. It was first released on Oct 8, 2014.
- How is Source 3 rated?
- Source 3 has a 4.3-star average rating from 10 ratings on the United States App Store as of Oct 8, 2026.
- How much money does Source 3 make?
- MRRBeam estimates Source 3 makes about $20–$80 a month in revenue from 20–60 downloads a month, based on its #70 position on the Developer Tools paid chart. This is a modelled estimate, not reported data.
- How many downloads does Source 3 get?
- About 20–60 downloads a month, by MRRBeam's estimate from its chart position. Apple does not publish download counts.
- How much does Source 3 cost?
- Source 3 costs $0.99 to download.
- Is Source 3 successful?
- On Oct 12, 2026, Source 3 ranked #70 on the Developer Tools top chart. MRRBeam rates the success of Source 3 23/100 (early stage). The success score combines rating volume, chart position and average rating.
- When was Source 3 last updated?
- Source 3 was last updated on Aug 27, 2022 (version 3.0.1).
- What are alternatives to Source 3?
- Similar Developer Tools apps tracked by MRRBeam include TestFlight, GitHub, Sekai: Create · Remix · Play, Replit: Vibe Code with AI Fast and NextVPN: Fast & Secure Proxy.
- Is there room to build a competitor to Source 3?
- MRRBeam's opportunity score for Source 3 is 23/100. Limited opening: an older app, modest estimated revenue and a strong 4.3★ rating.