# Paleo Pro > Learn Paleo-Hebrew letters, read ancient inscriptions, and convert between modern Hebrew and Paleo-Hebrew. Paleo Pro offers free browser learning tools and an iPhone app with a custom keyboard. The iPhone app requires iOS 26 or later. Hebrew guides use right-to-left text. ## Learning tools - [Home](https://paleopro.app/): App overview and features. - [Alphabet](https://paleopro.app/alphabet): The 22 letters with modern Hebrew equivalents. - [Converter](https://paleopro.app/app): Convert text between modern Hebrew and Paleo-Hebrew. - [Printable alphabet](https://paleopro.app/printable-alphabet): A printable chart and PDF download. - [Keyboard](https://paleopro.app/keyboard): Set up the Paleo-Hebrew keyboard on iPhone. - [Inscriptions](https://paleopro.app/inscriptions): Guides to the Siloam inscription and Tel Dan stele. - [Siloam inscription](https://paleopro.app/inscriptions/siloam): A Hebrew inscription about a water tunnel. - [Tel Dan stele](https://paleopro.app/inscriptions/tel-dan): An Aramaic victory inscription. - [Hebrew home](https://paleopro.app/he): Introduction in Hebrew. - [Hebrew alphabet guide](https://paleopro.app/he/alphabet): Letter chart in Hebrew. ## Research articles - [The ancient Hebrew letter hiding on the back of a potsherd](https://paleopro.app/blog/arad-ostracon-hidden-writing.md): A pottery fragment from a desert fortress carried a Hebrew message about supplies. New photographs revealed more writing on its apparently blank back. - [The Lachish comb: why its date needs a closer look](https://paleopro.app/blog/lachish-comb-alphabet-date.md): A small ivory comb from an ancient city carries a wish to get rid of lice. Its faint letters also raise a difficult question about the age of the inscription. - [Watching for the signals of Lachish](https://paleopro.app/blog/lachish-letter-4-signal-fires.md): Around 2,600 years ago, someone wrote a Hebrew message on a piece of pottery. One line about distant signals still leaves readers with a question. - [How to read a First Jewish Revolt shekel](https://paleopro.app/blog/read-first-jewish-revolt-shekel.md): A silver coin from the Jewish revolt against Rome carries a cup, pomegranates, and two short Hebrew inscriptions. Here is how to start reading them. ## Optional - [Blog](https://paleopro.app/blog) - [Editorial policy](https://paleopro.app/blog/editorial) - [Privacy](https://paleopro.app/privacy) - [RSS feed](https://paleopro.app/blog/feed.xml) - [Sitemap](https://paleopro.app/sitemap.xml) - [Combined article text](https://paleopro.app/llms-full.txt)