| NightCafe | Application platform from the first version, chosen for speed to market; lets a visitor create an image before signing up. including anonymous sign-in | since 2019 | | A | Google Cloud customer story: NightCafe Studio, announced by Google Cloud on X on 22 October 2025 |
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| Magnific | User login on the archived product page. FirebaseUI Auth | | | B | A public page outside the story's source list |
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| Revid.ai | Every page of the site preconnects to a Firebase project domain; the sources do not say what it serves. | | | B | Revid: About page and key facts, last updated 12 October 2026. Also seen in the home page code on 13 October 2026 |
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| Virtual Staging AI (VSAI) | Stored and served the website's images, such as its cover image, before the sale. Cloud Storage for Firebase | | | B | Internet Archive copy of virtualstagingai.app, 25 May 2024 |
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| SuperbulletAI | Sign-in and file storage for the SuperbulletAI website. | | | B | SuperbulletAI pricing, downloads, roadmap and FAQ pages, read 15 October 2026 |
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| Nichesss | Seen on the business's home page: backend service files. | | | B | Home page code, read 14 October 2026 |
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| Tweet Hunter | Database of the first version; the founder later considered moving to MongoDB because of usage pricing. Cloud Firestore | | | C | Indie Hackers, 5 October 2021: I built Tweet Hunter's MVP in 2 weeks. 4 months later it grew to $150k ARR. AMA |
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| DocsBot AI | Google's application platform; Firebase Authentication stores the account email addresses and handles sign-in. Firebase Authentication | | | C | Aaron Edwards' blog, 3 October 2025: Finally SOC 2 Certified as a Solo Founder |
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| Softgen | Login, database and file storage of the apps that the agent built in 2024 and early 2025. Authentication, Firestore, Realtime Database, Storage | | | C | Internet Archive copies of the Softgen homepage, 8 October 2024 and 7 February 2025 |
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| Boothie | Backend of the app: Cloud Functions forward the photo to the model, and App Check blocks requests from modified copies. Cloud Functions, App Check | | | C | Boothie Privacy Policy, last updated 23 July 2026 |
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| Coachvox AI | Listed as a platform in Starter Story's tool list for the company. | | | C | Starter Story, 5 September 2023: We Built An AI Coach For Creators And Hit 6-Figures Revenue Pre-Launch |
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| AppAlchemy | Login and database in July 2025; still listed as a backend in October 2026. | | | C | Starter Story, 9 July 2025: How I Used Reddit to Hit $17K MRR (With ZERO Audience) |
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| Topical Map AI | Database and backend of the app, as the founder's projects page lists for Topical Map AI. | | | C | Pete McPherson, projects page, read 14 October 2026 |
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| Lancer | Hosts the product and its database. Google Cloud | | | C | Lancer: Privacy policy, read 15 October 2026 |
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| Wave AI | Stores recordings, transcripts and summaries in Firestore and handles user login. Firestore | | | C | Wave Data Processing Addendum, Annex 3: subprocessors and vendors |
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| Jungle | Backend database of the app, and the login sessions of its users. | | | C | Jungle privacy policy, read 16 October 2026 |
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| Letterly | Handles account registration and login. Firebase Authentication | | | C | Letterly privacy policy, last updated 1 January 2026 |
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| GlowUp | Listed in GlowUp's stack on the founder's website; the source does not say what it ran. | | | C | Louis-David Paul-Hus's website: home page and Digital Products page |
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| Pingo AI | Collects analytics data about use of the app; the privacy policy names it for users in the UK, EEA and Switzerland. analytics | | | C | Pingo AI privacy policy, last updated 11 August 2026 |
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| Draft AI | Collects anonymous usage analytics in the app. Firebase Analytics | | | C | Draft privacy policy, last updated 24 July 2026 |
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| Imagined with AI | Listed in the founder's tool stack on Starter Story; role not stated. | | | C | Starter Story, 6 March 2024: How We Expanded Our AI Image Generator Tools And Make $4.5K Per Month |
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| Boxer AI | Part of the backend, according to the seller's technology list. | | | C | whatsthe.app listing: Boxer AI, read 25 October 2026 |
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| Draftly | Backend of the app; published customer sites are uploaded to Firebase Storage. Firebase Storage | | | C | Draftly about page |
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| ChefGPT | Backend of the apps, per the founder's stack list. | | | C | TrustMRR, ChefGPT markdown profile, revenue synced 25 October 2026 |
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| Recipe One | Sign-in, database, file storage, analytics and crash diagnostics for the app. | | | C | Recipe One privacy policy |
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| Journable | Backend of the app, together with Google Analytics 4. | | | C | Starter Story episode page, 26 March 2026: I Built a $100K/Month Android App, with Steve of Journable |
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| WeBuilda | Hosting and user login for the editor app. | | | C | Microns success story, 13 September 2024, by Ilya Novohatskyi: Enoq Sold His $4k ARR AI Website Builder Within 21 days. Here's His Story |
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| MyFutureSelf | Reports app crashes. | | | C | MyFutureSelf privacy policy, updated 13 October 2026 |
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| Kortex | Sign-in through Google OAuth and storage of prompts, folders, notes and automation rules. Authentication and Cloud Firestore | | | C | Kortex privacy policy, effective 30 September 2026 |
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| Aesty | Backend infrastructure and database of the app. Firestore | | | C | Aesty Privacy Policy, effective 3 July 2026 |
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| Clarity AI | Handles authentication and stores job metadata and user records. | | | C | Clarity AI subprocessors, published 24 September 2026 |
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| Practice Me | Backend service the founder lists in the TrustMRR tech stack. | | | C | TrustMRR markdown profile: Practiceme, read 27 October 2026 |
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| ChartPro+ | Backend of the app, according to the seller's tech stack on the sale listing. | | | C | whatsthe.app listing: ChartPro+, read 27 October 2026 |
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| Synta | Backend service of the app, according to the founder's TrustMRR tech stack. | | | C | TrustMRR profile: Synta, archived copy of 6 August 2026 |
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| LangLang | App analytics, handed to a buyer with the business. | | | C | Flippa listing 12686264: LangLang, AI chat translator for Android. 700K+ installs, 4.4★, 96% margin, 100% organic, ~2 hrs/week |
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