The tools that teach capital letters, naming words, action words, and simple sentence sense to five- and six-year-olds.
STSpellingJoy Team
•Last Updated: July 13, 2026
The best grammar apps for kindergarten are SpellingJoy ELA, which teaches grammar inside real sentences a child hears and builds, and IXL, which carries the deepest bank of dedicated skill questions. Free picks such as Khan Academy Kids and Turtle Diary round out the list. At age five or six, grammar is not diagramming sentences. It means noticing that a sentence opens with a capital letter, closes with a period, and needs a finger space between every word.
Kindergarten grammar lives underneath reading and writing rather than in a subject of its own. Children learn to hear a naming word (a person, place, or thing), spot an action word such as run, jump, or sit, and feel when a small handful of words adds up to one complete thought. Capital letters at the front, spaces between words, and an end mark are the whole job this year, and the tools worth using slip that practice into play instead of lectures.
What kindergarten grammar covers
Capital letters: starting names and the first word of a sentence with an uppercase letter
Naming words: recognizing nouns for people, places, animals, and objects
Action words: matching verbs to pictures of something happening
Sentence sense: hearing when a group of words forms a finished idea
Word spacing: leaving a gap between each written word
What to look for in an app
A strong kindergarten grammar app reads every prompt aloud, because most five-year-olds cannot yet decode directions on their own. It should introduce nouns and verbs through pictures and voice, keep sessions to roughly ten or fifteen minutes, and reward small steps so a child keeps coming back. Steer clear of anything that assumes independent reading or presents rules as blocks of text on a screen.
To build this guide we compared pricing, features, and store listings for eleven apps that touch early language, then kept only the ones whose content genuinely suits a five- or six-year-old. Some well-known platforms aim their parts-of-speech lessons at older elementary grades, so they sit this round out. Grammar belongs to the wider family of reading and phonics apps, which is why many of these picks double as early-literacy tools. The free option at the bottom, the original SpellingJoy spelling app, is not a grammar product; it is a friendly place to lock in the letter-sound habits that grammar rests upon.
† Pricing note: Prices are checked against each vendor's official website or help center at the time of writing, but vendors change plans and prices at any time. Always confirm current pricing on the vendor's own site before purchasing. How we review and verify →
Our pick
1
SpellingJoy ELA
Best guided ELA that teaches grammar
SpellingJoy ELA is a voiced, interactive English Language Arts curriculum for ages 5-10. The child plays a ~20-minute daily lesson alone - the AI tutor reads aloud, the child builds words with tappable tiles, reads back (speech recognition), and writes with AI feedback. Phonics-first, standards-aware, a full 36-week year per grade. Parents review the week's work. It is an AI tutor, not a state-accredited program, and is not COPPA/FERPA certified - parental consent and supervision are the parent's responsibility.
Best for:Grammar taught inside sentences a 5-6 year old builds and reads backPrice:$19/month†Grades:K-5Platforms:Web
Pros
7-day free trial - try the full course before you pay
A full 36-week guided ELA year per grade (K-5)
Phonics-first and mapped to Common Core standards
Cons
Card required up front; $19/mo after the 7-day free trial
Web-only (no native mobile app yet)
AI tutor, not a state-accredited program
2
IXL
Best dedicated skill practice
IXL is a comprehensive adaptive learning platform covering all subjects from Pre-K through 12th grade.
Best for:The deepest bank of kindergarten language questionsPrice:$79-159/yr†Grades:Pre-K-12Platforms:Web, iOS, Android
Pros
Comprehensive K-12 coverage
Adaptive learning
Detailed analytics
Cons
Expensive
Spelling is small part of ELA
3
Khan Academy Kids
Best free all-rounder
Khan Academy Kids offers free, comprehensive early learning content covering reading, math, and more for children ages 2-8.
Best for:Free early language games for ages 2-8Price:Free†Grades:Ages 2-8Platforms:iOS, Android, Amazon
Pros
Completely free
Comprehensive curriculum
No ads
Cons
Only goes to age 8
Not specialized for spelling
No web version
4
ABCmouse
Best full early curriculum
ABCmouse offers a full early learning curriculum with thousands of activities for children ages 2-8.
Best for:Language folded into a complete early-learning pathPrice:$45-59/yr†Grades:Ages 2-8Platforms:All platforms
Pros
Comprehensive curriculum
Engaging content
Progress tracking
Cons
Only to age 8
5
Reading Eggs
Best step-by-step reading path
Reading Eggs provides a comprehensive reading program for children ages 2-13 with lessons, games, and books.
Best for:Structured lessons that grow language alongside readingPrice:$70-100/yr†Grades:Ages 2-13Platforms:All platforms
Pros
Wide age range
Comprehensive program
Includes spelling component
Cons
Expensive
Can be overwhelming
6
Turtle Diary
Best free grammar games
Turtle Diary offers free educational games and worksheets across reading, math, and other subjects. Ad-supported but completely free to use.
Best for:Quick noun and verb games at no costPrice:Free†Grades:Pre-K-5Platforms:Web
Pros
Completely free
Large library of games
Printable worksheets included
Cons
Contains ads
Quality varies by game
Dated interface
7
ABCya
Best game arcade
ABCya offers educational games for Pre-K through 6th grade across all subjects. Free with ads, or pay for ad-free premium access.
Best for:A large library of language activities by gradePrice:$70/yr (ad-free)†Grades:Pre-K-6Platforms:Web, iOS, Android
Pros
Large game library
Free tier with ads
Covers all subjects
Cons
Free version has ads
Games vary in educational value
Not a structured curriculum
8
Education.com
Best printable worksheets
Education.com offers thousands of worksheets, printables, and learning activities for Pre-K through 8th grade.
Best for:Printable grammar practice for the kitchen tablePrice:$120/yr†Grades:Pre-K-8Platforms:Web
Pros
Huge worksheet library
Printable resources
Good for homeschool
Cons
Web only
Expensive
Our pick
9
SpellingJoy
Free spelling companion
SpellingJoy is a 100% free spelling practice platform for K-6 students. Unlimited spelling games, unlimited tests, 134+ word lists, custom list creation, and progress tracking - all completely free with no subscriptions and no hidden costs.
Best for:A no-cost way to build the letter-sound base grammar sits onPrice:100% Free†Grades:K-6Platforms:Web
Pros
100% free - unlimited games, tests, and lists
No subscription or hidden costs ever
K-6 curriculum with 134+ word lists
Cons
Web-only (no native mobile apps yet)
Classroom features coming soon
Frequently asked questions
What grammar should a kindergartner know?
By the end of kindergarten, most children can begin a sentence with a capital letter, close it with a period or question mark, leave spaces between words, and name simple nouns and verbs when they see them. Formal rules come later. At this age the aim is recognizing these patterns in speech and in short sentences a child reads or copies.
Are there free grammar apps for kindergarten?
Yes. Khan Academy Kids is completely free and covers early language through games, Turtle Diary offers free noun and sentence activities supported by ads, and ABCya has a free ad-supported tier. None will replace a teacher, but each gives a five-year-old plenty of low-pressure exposure to naming words, action words, and sentence basics at no cost.
Does a kindergartner really need a grammar app?
No child strictly needs one. Read-alouds, talking about the pictures in a story, and pointing out capital letters while you write together do most of the work. An app helps when a parent wants structured, self-paced practice or when a child simply enjoys learning on a tablet, but it should sit beside real books rather than stand in for them.
How much grammar practice does a kindergartner need?
Ten to fifteen minutes a few times a week is plenty. Kindergarten grammar is about noticing patterns, not mastering rules, so short and cheerful sessions beat long ones. Stop before a child grows frustrated, and let everyday writing such as a name, a birthday card, or a grocery list reinforce whatever an app introduces.
Is SpellingJoy ELA a real grammar curriculum for kindergarten?
SpellingJoy ELA teaches grammar in the flow of a guided, voiced ELA year rather than as isolated drills, which suits how young children learn. It is honest about its limits: it is an AI tutor rather than a state-accredited program, so parents stay in charge of oversight. Families who want stand-alone grammar exercises will find IXL the more targeted option.
What is the best grammar app for a 5-year-old?
For grammar taught inside real sentences, SpellingJoy ELA leads. For focused, adaptive skill practice, IXL carries the largest question bank at the kindergarten level. Free-first families do well starting with Khan Academy Kids and adding Turtle Diary for extra games before paying for anything.
Our Verdict
For a guided path where grammar appears inside sentences a child builds, reads back, and writes, SpellingJoy ELA is our number one for kindergarten, with the honest caveat that it is an AI tutor rather than a state-accredited program. If you would rather drill discrete skills, IXL holds the largest set of kindergarten language questions and is the stronger dedicated grammar-skill tool.
Among the free choices, Khan Academy Kids is the best all-rounder, and Turtle Diary packs in quick grammar games at no cost. ABCya offers a similar arcade of activities through its free ad-supported tier.
If you want early grammar folded into a full curriculum, ABCmouse and Reading Eggs both build language skills a step at a time, while Education.com is the pick for printable grammar worksheets you can work through together.
Keep the free SpellingJoy spelling app in your back pocket too. It will not teach grammar, but it is a no-cost way to strengthen the letter-sound and spelling foundation every kindergarten writer needs.
ST
About the Author
SpellingJoy Team
The SpellingJoy team is dedicated to creating free, high-quality spelling resources for K-6 students and their families. We test every app we review and provide honest assessments to help parents make informed decisions.
