This app was mentioned in 5 comments, with an average of 2.20 upvotes
We use the 1650 Psalter, which is available for free through Google Play and the Apple App Store. The Book of Psalms for Worship is also available, though not for free.
I'm a big fan of the 1650 Scottish Psalter. If you're on Android, here is a really good app that includes metrical tunes for the Psalter..
We use the 1650 Scottish Psalter, and we love it!
Here's the Android App (don't have iOS app link).
If you want it in book form, here it is.
That one does look nice.
https://play.google.com/store/apps/details?id=com.charisdevelopment.thesixteenfifty
Edit: It's really buggy for me though, I just downloaded it. Probably because they copied it exactly from iOS instead of modifying it to use the native android controls.