Comparison

LUMO vs BUILDeutsch

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

LUMO

Features
Read full description

Preparing for the Goethe or telc exam? Build real German vocabulary with structured, level based learning, from A1 to C1. LUMO makes German vocabulary stick, using spaced repetition, real example sentences with native audio, and a dedicated der/die/das Article Studio. Over 1,800 words across A1 to C1, five words at a time. No random lists, no clutter. WHY LUMO? LEVEL BASED LEARNING (A1 TO C1) German vocabulary organized by CEFR level, from absolute beginner to advanced. Clear progression, five words per module, so you always know exactly where you stand. SPACED REPETITION FLASHCARDS Smart flashcards bring difficult words back right before you forget them. Spaced repetition built for long term memory. NATIVE EXAMPLE SENTENCES AND AUDIO Every word comes with real example sentences and native audio pronunciation. Learn vocabulary in context, not as isolated translations. DER, DIE, DAS ARTICLE TRAINER Master German noun genders with color coded article practice. Finally learn der, die, and das without the guesswork. HOME AND LOCK SCREEN WIDGETS See your streak and review progress at a glance, right from your home or lock screen. No need to open the app to stay on track. Whether you're studying for the Goethe exam or building vocabulary for everyday life, LUMO gives you a clear, structured path to real German that sticks. Download LUMO today and start learning German the smart way. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

BUILDeutsch

Features
Read full description

BUILDeutsch makes German click. Most apps make you memorize German. BUILDeutsch shows you how it actually works β€” every word colored by its role in the sentence. It's intuitive one-of-a-kind color-coding engine helps you finally understand sentence structure. Der is cyan, die is magenta, das is lime. Verbs glow yellow. Cases have their own colors. You don't memorize tables. You build sentences and quickly the patterns become instinct. THE BUILDER β€” Enter any sentence to see how it's built, then reshape it. Tap a word to change tense, case, or person, and watch the rest of the sentence rearrange itself the way German demands. DIALOGUE β€” Real conversations from everyday life: a family morning, the bakery, a doctor's visit. Two native voices, every word colored by its role, the English right underneath. Listen, read along, and say the lines back. DEUTSCHLENS β€” Point your camera at your kitchen, your street, your desk β€” and see the world in German. Every word arrives with its gender, its plural, and a natural sentence for practice. Saved photos keep their words offline, forever. SATZPUZZLE β€” Rebuild real German sentences piece by piece until the word order stops feeling foreign and starts feeling obvious. DER WEG β€” A complete A1 β†’ C1 course, 84 lessons, one path. The color code is introduced one idea at a time: verbs first, then genders, then time, then the case system β€” exactly when the grammar itself does. Listening, speaking and reading woven in. WORKING IN HEALTHCARE? β€” There's a Medical German section too β€” 1,800+ clinical terms and common sentence patterns from Anamnese to Arztbrief. It's not a formal FSP prep course, but if the FachsprachenprΓΌfung is on your horizon, it's a great companion for building the vocabulary along the way. AND THE REST β€’ 7,000+ words with genders, plurals and example sentences β€” searchable offline β€’ Flashcards with spaced repetition, organized by real-life topics β€’ Build your own decks from any word you meet β€” even from your photos β€’ A cheat sheet for the moments you just need the answer β€’ A night theme that's easy on the eyes FREE: the first two course units, daily photo credits, and the full color-coded experience. PRO: the complete A1–C1 course, unlimited DeutschLens photos, unlimited Builder sentences. $7.99/month or $49.99/year, each with a 7-day free trial. Subscriptions auto-renew unless canceled at least 24 hours before the period ends; manage in your App Store account settings. Terms: https://buildeutsch.com/terms.html Privacy: https://buildeutsch.com/privacy.html

Screenshots

LUMO4 screens
BUILDeutsch4 screens

Verdict

The call

The clearest difference is iOS requirement: BUILDeutsch at 16.4 against LUMO's 18.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. LUMO sells 2 in-app purchases, starting at $4.99 per month and BUILDeutsch sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

LUMO ships an update every 2 days, BUILDeutsch every 4 days. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

Scorecard1 real difference Β· 5 level
LUMO versus BUILDeutsch: the parameters behind the verdict, then further details
ParameterLUMOBUILDeutsch
PriceFreeFree
Update frequencyEvery 2 days β€” betterEvery 4 days
AdsNoNo
In-app purchasesYesYes
DevicesiPhoneiPhone
Requires iOS18.616.4 β€” better
Further details β€” not scored
Size35 MB76 MB
Age rating4+9+
DeveloperCagri TerziMango Medicine LLC

In-app purchases

2 purchases

LUMO

Subscriptions2
  • LUMO Deutsch Monthly$4.991 Month
  • LUMO Deutsch Yearly$39.991 Year
2 purchases

BUILDeutsch

Subscriptions2
  • BUILDeutsch Pro7 Days trial$7.991 Month
  • BUILDeutsch Pro7 Days trial$49.991 Year

Questions

Is LUMO free?
LUMO is free to download, with in-app purchases available.
Is BUILDeutsch free?
BUILDeutsch is free to download, with in-app purchases available.
Do LUMO or BUILDeutsch have ads?
Neither LUMO nor BUILDeutsch shows ads.
Which is updated more often, LUMO or BUILDeutsch?
LUMO ships an update every 2 days, and BUILDeutsch every 4 days. Most recently, LUMO was updated on October 24, 2026 and BUILDeutsch on October 12, 2026.

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