If Flash-Emu is down, use KEmulator (downloadable) which runs in a browser via WebAssembly on sites like Lemuroid (web version).
For those looking to relive the "brick phone" era, several online simulators provide a top-tier nostalgic experience for texting and gaming. Top Online Nokia Simulators Brick 1100 (Web Version) nokia simulator online top
If your "Nokia" search is actually for modern Nokia smartphones (which run Android), professional cloud testing tools are the way to go. Appetize.io: If Flash-Emu is down, use KEmulator (downloadable) which
: Widely considered the most accurate remake of the original 1997 Snake game. It features a dot-matrix display, monotone sounds, and skins for various classic Nokia models like the 3310. PlaySnake.org If Flash-Emu is down
: A unique browser-based solution specifically for light apps. DEV Community Quick Start Guide for Interactive Simulators