Apps

[shadowrider]

The first ones that come to mind are

• Duolingo - https://www.duolingo.com/
• Babbel - https://www.babbel.com/
• Rosetta Stone - https://www.rosettastone.com/product/mobile-apps/
• Pimsleur - https://www.pimsleur.com/pimsleur-app/

Add any you may have used or have heard of giving results

[starz._.]

Wlingua - https://wlingua.com/en/

Wlingua has many different app version for which language you're learning so it cam cater to many audiences!

iKnow - https://iknow.jp/

iKnow has a really good Japanese program and I've heard it is very helpful to those learning the language.

[HopeMuffin]

Lingopie https://lingopie.com/

I don't believe it has all the languages but it has some.