Nimbus: Cloud Type Quiz

Think you can name every cloud in the sky? Quiz yourself on all 10 types — cumulus to cumulonimbus — then explore the full field guide. Free, offline, no ads.

Can you tell a nimbostratus from an altostratus? Nimbus makes cloud identification genuinely fun — a fast multiple-choice quiz backed by a complete pocket field guide for all 10 cloud types.

— KEY FEATURES —

• Multiple-choice quiz — read a cloud description, then pick the correct cloud name from four options with instant right/wrong feedback • All 10 major cloud types — cumulus, cirrus, stratus, cumulonimbus, altocumulus, altostratus, cirrostratus, cirrocumulus, nimbostratus, and stratocumulus • Streak counter — a live flame tracks your current run of correct answers; break your best streak record • Full field guide — tap any cloud in the Learn tab for its altitude range, appearance details, and weather forecast hints • Personal stats — best streak, total questions answered, accuracy percentage, and a correct/total progress bar • Persistent progress — stats are saved automatically between sessions so your records are never lost • 100% offline — no internet required, works anywhere you can see the sky

Whether you're a student studying meteorology, a pilot brushing up on weather literacy, a hiker reading the sky for incoming storms, or simply someone who looks up and wonders — Nimbus gives you the knowledge to name what you see.

Download free and start your streak today.

— Nimbus Cloud Quiz PREMIUM —

A Nimbus Cloud Quiz Premium subscription unlocks the full app experience: all 10 cloud types with their complete field guide entries, unlimited quizzes with live streak tracking, detailed accuracy stats, and an entirely ad-free, offline environment — so you can focus on learning the sky without interruption.

Subscription options: • Weekly — $9.99 / week • Yearly — $49.99 / year (includes a 3-day free trial)

Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless turned off at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours prior to the end of the period. Manage or cancel anytime in your Apple Account settings.

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