N4S is the household name in n4s, but it's far from the only option. We track 73+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
This app creates precise, gram-accurate nutritional plans tailored to your health conditions, fitness level, and goals. It automatically re-evaluates your needs based on your progress and offers personalized hydration reminders. Access certified nutritionists and receive automatic grocery lists.
This app uses AI to help you improve your speaking fluency in various languages. Engage in simulated conversations, receive instant feedback on pronunciation and intonation, and track your progress to become a confident speaker.
This app uses AI and scientific methods to teach vocabulary efficiently for faster language acquisition. It offers personalized learning plans, speech recognition, and spaced repetition to help users remember words long-term. Learn 16 languages with a focus on practical, high-frequency vocabulary.
Yes — 20 of the top n4s apps we rank are free to download, including N4S and Speak: Language Learning.
Does N4S have ads or in-app purchases?
N4S has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
How many n4s apps are on the App Store?
We track 73+ n4s apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
What health conditions does N4S cover?
N4S covers over 35 clinical pathologies, including diabetes, kidney failure, cardiovascular diseases, digestive disorders, endometriosis, thyroid issues, and cancer. Each condition has specific nutritional coefficients applied to your plan.
How does N4S personalize nutrition plans?
Plans are generated based on your weight, height, BMI, goals, sport, intensity level, and medical pathologies. It uses official Ciqual ANSES data and calculations based on Atwater coefficients and Harris-Benedict equations for precision.