Comparison

Bulb vs Sprach

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

Head to head
About

Bulb

Read full description

Learn languages by reading real books and browsing websites. Tap any word for instant translation, build vocabulary from what you read, and improve your writing with AI feedback. Bulb is for people who want to learn through authentic content instead of gamified drills. Import EPUB books, browse foreign-language websites with built-in translation, and use AI feedback to improve your writing. === HOW IT WORKS === READ REAL BOOKS Import EPUB books in your target language. Tap any word for instant translation and pronunciation. Save words to your vocabulary as you read. Double-tap sentences for full context. Create bookmarks and highlights. BROWSE AND TRANSLATE WEBSITES Read news, articles, and blogs in your target language with built-in translation. Tap unfamiliar words for definitions. Save vocabulary while browsing. Practice with real-world content that interests you. BUILD VOCABULARY IN CONTEXT Every word you look up is saved with its original sentence. Review with spaced repetition flashcards generated from your reading. Practice translating sentences back and forth. Learn words as they are actually used. GET AI WRITING FEEDBACK Write essays, emails, or journal entries and receive detailed analysis of grammar, style, and vocabulary. See specific error patterns with visual charts. Get suggestions tailored to your level. Track your improvement over time. === WHO IT IS FOR === - Professionals improving business English or foreign-language writing for work - Students preparing for language exams with real reading and writing practice - Book lovers who want to read novels and nonfiction in other languages - Learners who prefer authentic content over artificial lessons and gamified drills === SUPPORTED LANGUAGES === English, Spanish, French, German, Chinese, Japanese, Italian, Portuguese, Russian, Korean, Arabic, Serbian === KEY FEATURES === - EPUB reader with tap-to-translate - Built-in web browser with instant translation - Automatic vocabulary capture with context - Spaced repetition flashcards - AI essay analysis with grammar, style, and vocabulary feedback - Writing progress tracking with visual charts - iCloud sync across all your iOS devices Built for focused reading, vocabulary, and writing practice without gamified drills. Requires internet connection for AI features and translation. Privacy Policy: https://thebulb.app/privacy Terms of Service: https://thebulb.app/terms

About

Sprach

Features
Read full description

Discover Languages Through Stories with Sprach Transform your language learning journey with Sprach - the immersive story-based learning app that makes mastering new languages engaging and effective. RICH STORY LIBRARY Read captivating, AI-generated stories in 8 languages: German, Spanish, French, Italian, Portuguese, Japanese, Chinese, and Korean. Stories are crafted for Beginner, Intermediate, and Advanced levels with 30-40 sentence narratives featuring cultural context and authentic dialogue. INTERACTIVE LEARNING FEATURES Tap any word for instant translations and definitions Explore detailed conjugations and grammar forms Bookmark vocabulary for later review Track your reading progress and favorite stories Toggle between original text and translations PERSONALIZED LEARNING EXPERIENCE Curated stories that match your proficiency level Personal library of read stories and bookmarked words Progress tracking to monitor your language journey Beautiful, intuitive interface designed for focused reading Filter stories by language and difficulty level PERFECT FOR: Language learners seeking engaging, contextual practice Students wanting to improve reading comprehension Anyone who loves stories and cultural exploration Learners looking for authentic language exposure People who prefer learning through immersive content WHAT MAKES SPRACH SPECIAL: Story-first approach puts language in meaningful context Rich vocabulary learning with detailed word information Multi-language support with cultural authenticity Progress tracking that motivates continued learning Offline reading capability for stories you've accessed COMING SOON: AI conversation features to practice speaking with native-like language partners Start your language learning adventure today with Sprach - where every story is a step closer to fluency! Supported Languages: German, Spanish, French, Italian, Portuguese, Japanese, Chinese, Korean Free to download with regular content updates

Screenshots

Sprach4 screens

Verdict

The call

The clearest difference is in-app purchases: Sprach at none against Bulb's 3. Sprach also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Bulb sells 3 in-app purchases, starting at $2.99 per 7 days. Sprach asks for nothing beyond the download.

UpkeepUpdate frequency

Bulb ships an update every 5 days, Sprach daily. The most recent releases landed on September 10, 2026 and September 15, 2026 respectively.

Scorecard2 real differences ยท 4 level
Bulb versus Sprach: the parameters behind the verdict, then further details
ParameterBulbSprach
PriceFreeFree
Update frequencyEvery 5 daysDaily โ€” better
AdsNoNo
In-app purchasesYesNo โ€” better
DevicesiPhone, iPadiPhone, iPad, iPod โ€” better
Requires iOS17.015.1 โ€” better
Further details โ€” not scored
Size40 MB29 MB
Age rating17+4+
DeveloperDanis GaiazovJoshua Opata

In-app purchases

3 purchases

Bulb

Subscriptions3
  • Premium Weekly$2.997 Days
  • Premium Monthly7 Days trial$6.991 Month
  • Premium Annual7 Days trial$49.991 Year
None

Sprach

No in-app purchases

Questions

Is Bulb free?
Bulb is free to download, with in-app purchases available.
Is Sprach free?
Sprach is free to download, with no in-app purchases.
Do Bulb or Sprach have ads?
Neither Bulb nor Sprach shows ads.
Which is updated more often, Bulb or Sprach?
Bulb ships an update every 5 days, and Sprach daily. Most recently, Bulb was updated on September 10, 2026 and Sprach on September 15, 2026.

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