App ideas worth building, and how real apps make money, with every revenue figure taken from public, linked sources.
Seven original iPhone app ideas designed around Lock Screen, Watch, Siri and on-device AI features, each with a user, a subscription model, a scope range and a cheap test.
Six app revenue models compared, with when each fits, what Apple and Google charge as of November 2026, a worked fee example and the pricing experiments worth running.
Five well-known apps, five monetization models, and only sourced, dated figures: what each app does, how it earns, the growth strategy behind it, and the lesson for founders.
Ten specific apps for restaurants, salons, clinics, studios, shops and service businesses, each with the problem it fixes, a simple ROI formula, a build size and a cheap way to test it first.
Profitable small apps are narrow, charge from day one and serve someone already spending on the problem. Six ideas, grouped by who pays, with the risks spelled out.
If a chatbot can do it with the same prompt, it isn't a business. Six AI app ideas with real moats, and the math for what their model calls will cost.
An app idea is a specific person with a specific problem, not a category. Here are eight original ideas, each with a budget-friendly way to test it first.
Tell us the idea. You get a written scope, timeline and fixed price, plus free store submission and a month of launch marketing.
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