# b7dev > b7dev is a senior software studio from Montevideo, Uruguay, building since 2011. Two principal engineers lead every build with AI tools and a vetted team. We build production mobile and web apps with AI inside, live in weeks, at a fixed price on a Blueprint scope. We work US and European hours, in English, Spanish and German. Contact: chaim@b7dev.com · Request a 20-minute call: https://b7dev.com/book · Free AI scope estimate: https://b7dev.com/estimate ## Services - [Product Blueprint](https://b7dev.com/blueprint): Scope, architecture, AI feasibility, a clickable prototype and a fixed quote in 10 days. $1,500–$2,500, credited to your build. - [App Rescue Audit](https://b7dev.com/rescue): Agency gone, or your AI-built prototype can't reach production? A 5-day audit with a written fix plan, for $1,000. - [AI MVP Sprint](https://b7dev.com/ai-mvp): A production MVP for mobile and web with one AI feature that matters, live in 6–8 weeks. From $25,000, fixed price on a Blueprint scope. - [Fractional CTO](https://b7dev.com/cto): A senior CTO two to four days a month: architecture, hiring, vendor oversight and investor tech diligence. Request a call. - [Launch Care](https://b7dev.com/care): We keep your app running after launch: monitoring, crash triage, fixes and small features every month. Request a call. - [Pricing](https://b7dev.com/pricing): Fixed prices for the Product Blueprint, App Rescue Audit and AI MVP Sprint. Monthly services are scoped with you on a call. ## Work - [All work](https://b7dev.com/work): Mobile apps, SaaS and AI products built by b7dev for founders, from first commit to production. - [Myngly (engineered by b7dev for Vicentius Apps, LLC)](https://b7dev.com/work/myngly): How b7dev built Myngly end to end: a social and event app whose AI matching explains every match it makes. - [CleverQA (engineered by b7dev for Clementina Enterprises, LLC)](https://b7dev.com/work/cleverqa): How b7dev built CleverQA, a monitoring platform that turns every alert into a diagnosed defect with a likely cause. - [Fiesta! Pic Challenges (engineered by b7dev for Clementina Enterprises, LLC)](https://b7dev.com/work/fiesta): How b7dev built Fiesta!, a party photo game with live voting that guests play from their browser, with nothing to install. - [Peaceful Parent (engineered by b7dev for Gemini Communications, LLC)](https://b7dev.com/work/peaceful-parent): How b7dev built version 2 of Peaceful Parent, a co-parenting messenger where the receiver sets the boundaries. - [Secure (engineered by b7dev for McMoy LLC)](https://b7dev.com/work/secure): How b7dev built Secure, a verified dating app for city, state and federal professionals, live on iOS and Android. - [RaveBae (engineered by b7dev for RaveBae)](https://b7dev.com/work/ravebae): How b7dev built RaveBae, a social and event app that connects ravers over 30, now in beta in Dallas. ## Studio - [How we work](https://b7dev.com/how-we-work): Two principal engineers lead every project, with AI drafts under senior review and working software every week. - [About](https://b7dev.com/about): b7dev has built software for founders since 2011. Two principal engineers lead every project from Uruguay. - [AI scope estimate](https://b7dev.com/estimate): Describe your app and get a realistic scope, price range and timeline in 60 seconds. An automated first estimate, not a quote. - [Book a call](https://b7dev.com/book): 20 minutes, no slides, an honest opinion even if you don't hire us. We reply within one business day. - [Deutsch](https://b7dev.com/de): Senior-Softwarestudio aus Uruguay. Produktionsreife Apps mit KI, in wenigen Wochen live, zum Festpreis. Wir sprechen Deutsch.