At a P/E of 396.0 and a price-to-free-cash-flow of 27.1, Aurora Mobile (JG) trades below a two-stage DCF intrinsic value of about $7.72 per share, so at $3.96 the stock looks undervalued (95.0% below estimated intrinsic value). A high multiple is not the same as overvalued: fast-growing, high-quality businesses can deserve a premium. See the general approach in how to tell if a stock is overvalued.
On quality, Aurora Mobile scores 67/100 on Intrinsiqq's quality scorecard (a solid business on these measures), weighing growth, margins, returns on capital, share count, and balance-sheet strength. All figures are computed from SEC filings; read the full methodology. This is analysis, not investment advice.