Spell Better

 Gives spelling suggestions as you type

Could be useful if you can spell the first few letters of a word before getting stuck

Also speaks the words

Easy to use independently: Yes
Supplier: http://www.spellbetterapp.com

Word retrieval

Exercises for working on spoken naming

Easy to use independently: Yes
Supplier: http://www.virtualspeechcenter.com/Resources/word_retrieval_app.aspx

Reading Rehabilitation Toolkit

Word and phrase level reading exercises

Easy to use independently: Fairly
Supplier: http://smartyearsapps.com/reading-rehabilitation-toolkit/

Reading aphasia

Exercises for reading comprehension

Easy to use independently: Fairly
Supplier: http://www.virtualspeechcenter.com/mobileapps.aspx?cid=4

PhotoMind

Calendar/reminders with photos and text

Easy to use independently: No
Supplier: http://www.koedal.com/portfolio-photomind

Language Therapy

4 bundle app containing Comprehension Therapy, Naming Therapy, Writing Therapy & Reading Therapy

Exercises for understanding, naming, spelling and reading

Easy to use independently: Yes
Supplier: http://tactustherapy.com/app/language/

Talk around It nature

Exercises for speaking nature words

Easy to use independently: Yes
Supplier: http://www.neurohero.com/apps_for_aphasia/

Talk around It person

Exercises for speaking personal object words

Easy to use independently: Yes
Supplier: http://www.neurohero.com/apps_for_aphasia/

Talk around It home

Exercises for speaking household object words

Easy to use independently: Yes
Supplier: http://www.neurohero.com/apps_for_aphasia/

Talk around It men

Exercises for speaking common words to do with men

Easy to use independently: Yes
Supplier: http://www.neurohero.com/apps_for_aphasia/