Looking for a compact and lightweight dictionary for your smartphone? Look no further than the Offline Czech-Russian and Russian-Czech Dictionary by Sympleza. With over 342,000 commonly used and specialized words, this app is the perfect companion for anyone studying or traveling in the Czech Republic.

Upon the first launch, the app will download a 28MB archive with a 9MB database. Once installed, the app offers a variety of features, including offline word pronunciation, Czech grammar, and a Russian-Czech phrasebook. The app also includes a contextual search function, a favorites list, and a history list of previously searched words.

While the app is free, it does contain advertisements. Overall, the Offline Czech-Russian and Russian-Czech Dictionary is a valuable resource for anyone looking to improve their Czech language skills.