Comparison

UniLex vs BIS

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

Head to head
About

UniLex

Read full description

The UniLex App can lookup terms in reference works like dictionaries, glossaries and term bases. It is possible to import own reference works. For this purpose you have to provide a csv file using two columns. The content of the first column is the search term, the content of the second column is the entry representation in html. UniLex can be extended by professional dictionaries via in-app purchases. You find the according dictionaries at the app store. Properties: - import your own reference works. - search in professional dictionaries and special dictionaries. - lookup at all reference works at the same time. - restrict search to language pairs. - use different search options. - filtering function to summarize search results in a list of results. - hyperlinks enable to navigate back and forth between the articles of the reference works. - display of a list of search results with an up/down page scroll to further results. - two-list-display - headword list and search results - in the iPad-app. - offline usage: the UniLex app needs to be downloaded only once. No further internet/roaming cost will incur on usage.

About

BIS

Features
Read full description

Practical tool to assist investigations and documentation of international crimes, containing procedural guides, questionnaire resources and an informational library.

Screenshots

UniLex4 screens
BIS4 screens

Verdict

The call

The clearest difference is in-app purchases: BIS at none against UniLex's 10. UniLex's advantage is update cadence (monthly vs every 2 months) and iOS requirement (8.0 vs 13.0). On price, 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. UniLex sells 10 one-off in-app purchases. BIS asks for nothing beyond the download.

UpkeepUpdate frequency

UniLex ships an update monthly, BIS every 2 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard3 real differences ยท 3 level
UniLex versus BIS: the parameters behind the verdict, then further details
ParameterUniLexBIS
PriceFreeFree
Update frequencyMonthly โ€” betterEvery 2 months
AdsNoNo
In-app purchasesYesNo โ€” better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 โ€” better13.0
Further details โ€” not scored
Size39 MB67 MB
Age rating4+4+
DeveloperAcolada GmbHStichting Global Rights Compliance Foundation

In-app purchases

10 purchases

UniLex

One-time10
  • Basel III GER-SPA$19.99
  • Basel III EN-SP$19.99
  • Le Docte GER-ENG$22.99
Show 7 more
  • Le Docte GER-NLD$22.99
  • Le Docte ENG-NLD$22.99
  • Le Docte FRA-NLD$22.99
  • Rinscheid/Miller GER-ENG$49.99
  • Doucet/Fleck GER-FRE$69.99
  • Conte/Boss GER-ITA$79.99
  • Becher GER-SPA$99.99
None

BIS

No in-app purchases

Questions

Is UniLex free?
UniLex is free to download, with in-app purchases available.
Is BIS free?
BIS is free to download, with no in-app purchases.
Do UniLex or BIS have ads?
Neither UniLex nor BIS shows ads.
Which is updated more often, UniLex or BIS?
UniLex ships an update monthly, and BIS every 2 months. Most recently, UniLex was updated on November 3, 2026 and BIS on November 4, 2026.

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