Comparison

Ultralingua vs Spanish Technical Dictionary

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

Head to head
About

Ultralingua

This app offers a comprehensive bilingual dictionary and verb conjugator with advanced search capabilities. Access a vast library of dictionaries from renowned publishers, with offline functionality and customizable display options. Perfect for language learners, travelers, and professionals needing quick and accurate translations.

Highlights
  • Advanced search with misspelling correction
  • Built-in verb conjugations for all tenses
  • Offline dictionary access
  • Favorites and history tracking
  • Customizable font and interface settings
  • Search across multiple dictionaries simultaneously
Features
Read full description

The best dictionary app on the App Store. 35+ titles to choose from in a dozen languages. Includes world-class titles from Collins, Le Robert, and Vox. English Dictionary and Thesaurus are now FREE with download. Advanced search: • Catches misspellings, irregular verb conjugations, entries in either language, related words, and more. • Example phrases, idioms, and other usage notes are suggested as well • Search in all your dictionaries at once • Type numbers into the search box to see them returned as text in your languages Verb conjugations built in: • All tenses and forms for every verb • Accessible right within the definition or translation - no navigating to a separate tool to conjugate verbs Favorites and history: • Star any entry or conjugation to add it to your favorites • All expanded entries added to your history list for quick reference • Share your favorite words on Twitter and Facebook Make it yours: • Control your font style and size. • Use it anywhere! No internet connection required. • Change your interface settings to view the display in English, Spanish, French, Italian, Portuguese, or German. Choose your dictionary: • Hundreds of thousands of entries: every word you could possibly need. • Noun genders and parts of speech. • Slang, technical language, and regional differences in spelling and usage. • Hundreds of usage notes about troublesome constructions. • Search-as-you-go displays words and narrows your selection as you type. • Unlock as many as you want from the in-app store. REVIEWS "Ultralingua has been an invaluable tool for me! I travel outside of the United States with some regularity. Ultralingua Spanish has helped me expand my vocabulary and help with conversations and written correspondence. It's also helped me understand a lot of the signs and informational placards that are posted. It has really boosted my confidence when traveling abroad!" "I have your Spanish/English and have been using it for many many years. I love this app so much that I tell everyone I possibly can about it. Every time one of my friends gets a new iPhone and asks me what apps they should get this is at the top of my list." "I'm an undergrad linguistics major, and you're apps have helped immensely so far with learning foreign languages!" "With an Italian father-in-law, a German mother-in-law, and Mexican parents, the languages fly fast and loose in my family! I am in need of help with my German, and your dictionary is a Great help!" "Ive been learning Italian with the Ultralingua App and my study group have been impressed with the ability of quick searching whereas the traditional dictionaries take ages. The Conjugation has been an excellent way for a very quick verification." "This app simply works. Its not filled with gimmicks, its intuitive, its the best!" "Working in translation, your apps offer me immediate access to a wealth of information whenever I am on the go. Keep up the good work!" "As a notary, I use languages each day and in all kinds of settings (legal, personal or commercial). I love your apps (I have French and Spanish) and think they are one of the most useful apps I actually use every day! Keep up the good work!"

About

Spanish Technical Dictionary

Features
Read full description

The app confirms the unanimously recognized characteristics of this type of new generation reference tools: the quality and modernity of the contents associated with a wide selection of articles accompanied by numerous examples of use and by a wide and accurate choice of sentences . In addition to strictly technical terminology and that related to classical sciences such as physics, mathematics and chemistry, the dictionary details the terms attested in new technologies and in the most recent scientific disciplines such as, informatics and telecommunications, ecology , alternative energies and waste disposal technology. The terminology of innovative business disciplines such as quality and safety also has a place alongside commercial, administrative and legal terms. This new revised and expanded edition is the result of an impressive project undertaken by Edigeo involving numerous professional figures as well as compilers and lexicographers. The app's interface has been redesigned to provide a simpler and more intuitive experience. You can swipe the definitions to the right to return to the search results and improve the readability by pinching the text with two fingers to zoom in and out. In addition, you can tap on any word within the definitions and look it up directly in the dictionary without having to type it into the search box. A main menu that can be activated via an icon available at the top right of the screen enables all the features of the app: • Index search: displays in alphabetical order the headwords that match the characters typed in the search box • Advanced search: lets you search for headwords, in the phraseology, and in full text • Settings: allows you to choose the font size of the definitions and the language of the interface • History: keeps a record of the searches performed • Abbreviations: displays a table with an explanation of the abbreviations used within the definitions • Feedback: use it to provide suggestions, and notify errors, missing entries or other comments • Our apps: displays an updated and detailed catalog of our offer • Privacy and Credits: view legal notices about the app Features • Compatible with iOS 13.x and later versions • Check for updates online and use of the dictionary offline • User interface in Italian, Spanish, and English • 233,000 headwords and definitions • 88 search categories • Systematic information regarding the sectors terms are used in • Wide repertoire of phraseology • Clear graphic presentation and easy consultation • Sharing the definitions using the features available in the device, such as social media, e-mail, SMS, etc. For any suggestions, feedback, and other information about our products, please contact us at apps@edigeo.it Follow us on our Facebook page at https://www.facebook.com/edigeosrl

Screenshots

Ultralingua4 screens
Spanish Technical Dictionary4 screens

Verdict

The call

The clearest difference is price: Ultralingua at Free against Spanish Technical Dictionary's $17.99. Spanish Technical Dictionary's advantage is in-app purchases (none vs 10) and iOS requirement (15.0 vs 18.6). On update cadence, ads and device support 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

Ultralingua is free to download; Spanish Technical Dictionary costs $17.99 up front. Ultralingua sells 10 one-off in-app purchases. Spanish Technical Dictionary asks for nothing beyond the download.

UpkeepUpdate frequency

Ultralingua ships an update every 4 months, Spanish Technical Dictionary every 5 months. The most recent releases landed on October 21, 2026 and May 19, 2026 respectively.

Scorecard3 real differences · 7 level
Ultralingua versus Spanish Technical Dictionary: the parameters behind the verdict, then further details
ParameterUltralinguaSpanish Technical Dictionary
PriceFree — better$17.99
Rating4.7 (392 ratings) — better—
Positive reviews54.1% of reviews—
Number of ratings392 — better—
Update frequencyEvery 4 months — betterEvery 5 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.615.0 — better
Further details — not scored
Size27 MB22 MB
Age rating4+4+
DeveloperUltralingua, Inc.Edigeo srl

Bugs and requests

Ultralingua

Reported bugs

4 issues
  • Crashes on launch for some users
  • Inability to restore previously purchased dictionaries
  • Slow performance and lagging issues
  • Incomplete or missing translations for some words

Requested features

5 requests
  • Add voice pronunciation for words
  • Improve search to handle partial word inputs
  • Integrate with language learning apps and services
  • Offer more languages and dictionary options
  • Provide better syncing between devices

Spanish Technical Dictionary

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Ultralingua

One-time10
  • French Thesaurus$2.99
  • French Dictionary$4.99
  • Latin-English Dictionary$5.99
Show 7 more
  • French-English Dictionary$12.99
  • Spanish-English Dictionary$12.99
  • German-English Dictionary$12.99
  • Italian-English Dictionary$12.99
  • Portuguese-English Dictionary$12.99
  • Vox Comprehensive Spanish Dictionary$14.99
  • Collins Spanish-English Dictionary$17.99
None

Spanish Technical Dictionary

No in-app purchases

Questions

Is Ultralingua free?
Ultralingua is free to download, with in-app purchases available.
Is Spanish Technical Dictionary free?
Spanish Technical Dictionary costs $17.99, with no in-app purchases.
Do Ultralingua or Spanish Technical Dictionary have ads?
Neither Ultralingua nor Spanish Technical Dictionary shows ads.
Which is updated more often, Ultralingua or Spanish Technical Dictionary?
Ultralingua ships an update every 4 months, and Spanish Technical Dictionary every 5 months. Most recently, Ultralingua was updated on October 21, 2026 and Spanish Technical Dictionary on May 19, 2026.

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