ODE Solver vs Puff Counter - quit vaping
Neck and neck on boosts. Profiles, pricing and deals below.
ODE Solver
Free Online Calculator With Graphs & AI Input
community boosts
⚡ 0
pricing
Freemium
what it is
Free online ODE solver with interactive graphs and AI-powered equation setup. Solve first and second-order ODEs instantly, no signup needed.
Puff Counter - quit vaping
Puff Counter: see how much you vape, quit at your pace
community boosts
⚡ 0
pricing
Freemium
what it is
Puff Counter: one tap per puff shows how much you actually vape. Free on iPhone and Android, no ads, no account. Premium adds a step-by-step quit plan.