Comparison

LEO Dictionary vs ASCE

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

Head to head
About

LEO Dictionary

Access extensive language dictionaries with example sentences and audio pronunciations. Improve your vocabulary with a spaced repetition system and get help with language questions in community forums.

Highlights
  • Extensive multilingual dictionaries
  • Audio pronunciation
  • Vocabulary trainer with spaced repetition
  • User-created wordlists
  • Language learning forums
  • Noun and verb tables
  • Grammar and etymology
Features
Read full description

This app offers free access to LEO's dictionaries, vocab trainer and forums. Are you in need of a reliable language reference? LEO’s comprehensive dictionaries include wide-ranging vocabulary, example sentences and audio pronunciation. Or would you like to take a foreign language to the next level? Why not try our vocab trainer with its tried-and-tested spaced repetition system. In LEOs Forum kannst du dir zudem Rat zu Sprachfragen holen, die über eine reine Wörterbuchfunktion hinausgehen. Our dictionaries contain around ­ 2,944,000 entries and is being updated as you read this. * English ⇔ German (840,000 entries) * French ⇔ German (280,000 entries) * Spanish ⇔ German (261,000 entries) * Italian ⇔ German (258,000 entries) * Chinese ⇔ German (238,000 entries) * Russian ⇔ German (373,000 entries) * Portuguese ⇔ German (171,000 entries) * Polish ⇔ German (99,000 entries) * English ⇔ Spanish (232,000 entries) * Spanish ⇔ Portuguese (77,000 entries) * English ⇔ French (61,000 entries) * English ⇔ Russian (54,000 entries) With LEO you can do more than just look up the meaning of a word in a different language. LEO also provides: * noun and verb tables * real voice audio pronunciation (no speech synthesis) * definitions * grammar and etymology, as well as other information relevant to the search term(s) including * orthographically similar words * possible base forms for inflected words * links to forum discussions containing the search term(s) Vocabulary trainer Our free vorab trainer is the perfect companion to build your vocabulary – whether at school or on your holidays. All you need is a free user account and you’re good to start your learning journey. * Use our curated wordlists to practice vocabulary used in German textbooks at secondary schools * Learn words with LEO’s spaced repetition system * Create your own wordlists – be it for school, for professional contexts or for your holidays * Set your learning targets and learn at your own speed * Enhance your language skills with a sustainable approach * Collect as many words and phrases as you like – there is no word limit even in the free version of our app Forums The LEO Forum exists to provide a platform for language-related questions that are not answered in the dictionary. If you would like to get help from other users or contribute to questions yourself, you need to register a user account (free of charge). The app contains adverts which you can choose to remove by subscribing to our ad-free version. https://www.apple.com/legal/itunes/appstore/dev/stdeula You can find a detailed description of all of our services on our website https://www.leo.org

About

ASCE

Features
Read full description

ASCE-SI APP è una APP rivolta ai professionisti nel campo dei controlli e dell’installazione elettrica. Permette di consultare delle schede sotto forma di aiuto per i controlli e la realizzazione degli impianti a livello domestico ed industriale in Svizzera, non sostituisce in nessun modo la SN 411000:2020 e le altre regole della tecnica vigenti. Promossa dall’Associazione ASCE-SI, è rivolta ai membri del settore che necessitano di consultare, in breve tempo ed ovunque, delle schede riassuntive legate all’impiantistica elettrica. La modularità di tale APP permette all’utente di fruire di un solo ambiente o di più ambienti, acquisendo gli stessi uno ad uno ed in momenti diversi. Le schede sono costantemente aggiornate da membri designati di ASCE-SI. ASCE-SI APP vuole essere uno strumento di lavoro utile, veloce ed intuitivo per chiunque abbia bisogno di tale servizio.

Screenshots

LEO Dictionary4 screens
ASCE4 screens

Verdict

The call

The clearest difference is ads: ASCE at none against LEO Dictionary's shown. LEO Dictionary's advantage is update cadence (every 3 weeks vs every 3 months). On price, in-app purchases, 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. LEO Dictionary sells 5 in-app purchases, starting at $7.49 per year and ASCE sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

LEO Dictionary ships an update every 3 weeks, ASCE every 3 months. The most recent releases landed on November 1, 2026 and October 22, 2026 respectively.

Scorecard2 real differences · 8 level
LEO Dictionary versus ASCE: the parameters behind the verdict, then further details
ParameterLEO DictionaryASCE
PriceFreeFree
Rating4.0 (225 ratings) — better—
Positive reviews67.6% of reviews—
Number of ratings225 — better—
Update frequencyEvery 3 weeks — betterEvery 3 months
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.012.0 — better
Further details — not scored
Size40 MB20 MB
Age rating4+4+
DeveloperLEO GmbHJOINS SAGL

Bugs and requests

LEO Dictionary

Reported bugs

4 issues
  • Search function not working reliably
  • App crashes when switching between languages
  • Saved word lists not syncing across devices
  • Inconsistent performance on older devices

Requested features

5 requests
  • Offline dictionary functionality
  • Improved word list management and editing
  • Customizable user interface and themes
  • Enhanced verb conjugation and grammar tools
  • Seamless integration with language learning apps

ASCE

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

LEO Dictionary

Subscriptions1
  • Ad-free annual subscription$7.491 Year
One-time4
  • Westermann Camden Town 5$8.95
  • Westermann Camden Town 6$8.95
  • Westermann Camden Town 7$8.95
Show 1 more
  • Westermann Camden Town 8$8.95
10 purchases

ASCE

One-time10
  • Zone cond. libertà mov. lim.$0.99
  • Cantieri Edili$0.99
  • Ambienti per uso medico$0.99
Show 7 more
  • Cucine industriali$0.99
  • DPI$0.99
  • Lavori sotto tensione$0.99
  • Corrente di Fuga$0.99
  • Fotovoltaico$0.99
  • Ambienti Bagno Doccia$0.99
  • Ambiente sauna$0.99

Questions

Is LEO Dictionary free?
LEO Dictionary is free to download, with in-app purchases available.
Is ASCE free?
ASCE is free to download, with in-app purchases available.
Do LEO Dictionary or ASCE have ads?
LEO Dictionary shows ads; ASCE does not.
Which is updated more often, LEO Dictionary or ASCE?
LEO Dictionary ships an update every 3 weeks, and ASCE every 3 months. Most recently, LEO Dictionary was updated on November 1, 2026 and ASCE on October 22, 2026.

Other comparisons