Comparison

DiscoTranslation vs Flash Translation Keyboard

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

Head to head
About

DiscoTranslation

Features
Read full description

DiscoTranslation brings powerful AI translation directly to your device — no internet required, no data shared, no servers involved. Your text stays yours. Powered by a locally running AI model, DiscoTranslation translates between 25 languages with privacy as a core principle. Whether you're typing text, scanning a photo everything is processed right on your iPhone. FEATURES • On-Device Translation — A 2.5 GB AI model runs entirely on your iPhone. No cloud, no account, no data collection. • Camera Translation — Point your camera at any text — signs, menus, documents — and translate instantly using built-in OCR. • 25 Languages — Translate between English, Spanish, French, German, Chinese (Simplified & Traditional), Japanese, Korean, Portuguese, Russian, Italian, Dutch, Polish, Turkish, Ukrainian, Vietnamese, Thai, Greek, Czech, Swedish, Lithuanian, and more. • Siri & Shortcuts — Translate directly from Siri or build translation automations in the Shortcuts app. • Share Extension — Translate text, links, or images from any app using the system share sheet. • Fully Offline — Works completely without internet after the one-time model download (~2.5 GB). PRIVACY All translation, text recognition and language detection happens entirely on your device. Nothing is ever transmitted to external servers. No account required. No ads. No tracking. COMPLETELY FREE All 25 languages are included at no cost — no in-app purchases, no subscriptions, no hidden fees. If you enjoy the app, you can optionally support its development.

About

Flash Translation Keyboard

This keyboard app offers real-time, on-device translation for over 20 languages without an internet connection. It also includes smart autocorrect, a utility bar with a calculator and unit converter, and a cursor trackpad for precise text editing.

Highlights
  • On-device translation for 20+ languages
  • Real-time text translation
  • Smart multilingual autocorrect
  • Built-in calculator and unit converter
  • Cursor trackpad for precise editing
  • Saved macros for quick text insertion
Features
Read full description

Flash Keyboard is a custom keyboard with real-time translation in 135+ languages, AI writing tools, and smart utilities — all without leaving your app. TRANSLATE IN 135+ LANGUAGES Flash Pro unlocks Microsoft Azure translation: more natural, more accurate, and covering 135+ languages including rare and regional ones not available offline. No downloads needed — just select text and translate. FREE — 15 Languages Offline On-device translation using Apple's Translation framework. Select any text and Flash translates it instantly. Tap to replace. No internet required. Your words never leave your device. FLASH PRO — AI Features Coach Check your sentences as you type — Flash tells you exactly what is wrong and why, in plain English. Received a message you don't understand? Copy it, or a screenshot of the chat, and tap the coach icon to see what it means and get reply suggestions in their language. Word Definitions Look up any word without leaving your conversation. Definitions appear right above your keyboard. AI Actions Select any text and choose an action: fix grammar, make it more formal, casual, or flirty. Works in any app. SMART UTILITIES The utility bar detects what you are typing and offers instant actions: Calculator — type any math expression and get the result Unit Conversion — distance, weight, temperature, and more Timezone Conversion — convert times across timezones Smart Dates — type next monday or in 3 days to get the real date Timer — type a duration to start a countdown Reminders — type buy milk to add to Apple Reminders MORE FEATURES Context-aware multilingual autocorrect that learns how you write, leaves your contacts' names alone, and expands your text replacements Cursor trackpad — slide on spacebar to move cursor precisely Saved macros — insert frequently typed phrases with one tap Emoji picker 10 keyboard layouts Made for iPhone Duo — full-size keys on the big screen, plus an optional split keyboard when unfolded in landscape Privacy Policy: https://flashkeyboard.app/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy first — free offline translation never leaves your device. Flash Pro sends only the text — or chat screenshot — you choose to translate or analyze, nothing else.

Screenshots

DiscoTranslation4 screens
Flash Translation Keyboard2 screens

Verdict

The call

The clearest difference is in-app purchases: DiscoTranslation at none against Flash Translation Keyboard's 2. DiscoTranslation also leads on update cadence (weekly vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Flash Translation Keyboard sells 2 in-app purchases, starting at $2.99 per month. DiscoTranslation asks for nothing beyond the download.

UpkeepUpdate frequency

DiscoTranslation ships an update weekly, Flash Translation Keyboard every 3 weeks. Both last shipped on October 31, 2026.

Scorecard2 real differences · 8 level
DiscoTranslation versus Flash Translation Keyboard: the parameters behind the verdict, then further details
ParameterDiscoTranslationFlash Translation Keyboard
PriceFreeFree
Rating—3.0 (1 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—1 — better
Update frequencyWeekly — betterEvery 3 weeks
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Paid
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.6 — better18.0
Further details — not scored
Size6 MB24 MB
Age rating4+4+
DeveloperOleksandr VasylievPedro Cassian

In-app purchases

None

DiscoTranslation

No in-app purchases

2 purchases

Flash Translation Keyboard

Subscriptions2
  • Flash Pro Monthly7 Days trial$2.991 Month
  • Flash Pro Annual7 Days trial$29.991 Year

Questions

Is DiscoTranslation free?
DiscoTranslation is free to download, with no in-app purchases.
Is Flash Translation Keyboard free?
Flash Translation Keyboard is free to download, with in-app purchases available.
Do DiscoTranslation or Flash Translation Keyboard have ads?
Neither DiscoTranslation nor Flash Translation Keyboard shows ads.
Which is updated more often, DiscoTranslation or Flash Translation Keyboard?
DiscoTranslation ships an update weekly, and Flash Translation Keyboard every 3 weeks. Most recently, DiscoTranslation was updated on October 31, 2026 and Flash Translation Keyboard on October 31, 2026.

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