Study apps, sharp focus.
teklabs makes focused study apps for iPhone and Android. Full official question catalogues, mock exams, per-question explanations, and translations built in : everything you need to walk into the test prepared.
Leben in Deutschland
German citizenship test · Einbürgerungstest 2026
All 300 official BAMF questions plus the 10 state questions for your Bundesland. Mock exam, per-question explanations, a history timeline, and translations in 7 languages.
USCIS Civics Prep
U.S. naturalization · 2025 civics test (M-1778)
All 128 questions of the civics test USCIS gives today, in multiple choice with instant feedback, every answer USCIS accepts, and a 20-question practice test with the real pass mark.
ASVAB Test Study 2026
U.S. military enlistment · ASVAB practice
Practice questions across all eight written subtests, a worked explanation after every answer, Word Knowledge flashcards, and a timed mock exam scored subtest by subtest.
CDL Practice Test Pro
Commercial driver's license · knowledge tests
Multiple-choice practice for the CDL knowledge tests, organized by test section, with instant feedback and an explanation after every answer.
Full official catalogue
Every question from the official source, BAMF for Leben in Deutschland and USCIS for Civics, with per-question explanations and a realistic mock exam.
Built for the real exam
Mock exams that match the real format and pass mark, translations in seven languages plus a history timeline for the German test, and the full list of answers USCIS accepts for the American one.
Free to use
The full question catalogue is available on day one: no paywall, no premium tier hiding the answers you need. Ads pay for it, and in the German app a one-time purchase removes them.