Comparison

Number Line vs UptoSix Phonics PLUS

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Number Line

This app provides an interactive number line for educational purposes, enabling users to visualize numbers, perform various math games, and practice rounding. Its simple interface supports zooming, swiping, and marking numbers with pins or freehand drawing.

Highlights
  • Infinite number line visualization
  • Rounding practice (nearest 10, 100, 10,000)
  • Number comparison
  • Pinch-to-zoom functionality
  • Swipe navigation
  • Search for specific numbers
  • Pin marking
  • Freehand drawing tool
Read full description

An infinite number line to use in the classroom, with a simple design that allows for numerous maths games and challenges! • Ask the class to round to the nearest 10/100/10,000. • Visualise the size of numbers relative to one another, including negatives. How to use: • Zoom with a pinch • Swipe along the number line • Go to a number by typing in the search box • Drag and drop pins to mark numbers • Draw free-hand with the pen tool

About

UptoSix Phonics PLUS

This app helps young children develop essential phonics and reading skills through interactive lessons and games. It covers a comprehensive curriculum aligned with educational standards, making learning fun and engaging for kindergarten and primary school students.

Highlights
  • Interactive phonics lessons
  • Covers single sounds, digraphs, blends
  • Includes tricky words and magic 'e'
  • Age-appropriate content
  • Engaging visuals and games
  • Aligned with English National Curriculum
Read full description

UptoSix Phonics PLUS is a comprehensive learning app which supports acquisition of phonics and reading. It is fully interactive and easy to use. Children will have fun using the app as well as developing their phonic and reading skills. UptoSix Phonics PLUS has different sections which focus on different areas such as: single sounds, digraphs, consonant blends, magic e, tricky words, alternative spellings and stories. Like Jolly Phonics, Upto Six Phonics PLUS is a synthetic phonics programme. The UptoSix Phonics PLUS app is a great resource for practicing Jolly Phonics fundamentals in an interactive manner. The UptoSix Phonics PLUS app is aligned to “English National Curriculum”. It really does have it all! Interactive, self-learning phonics - Boost reading and spelling skills with fun! Unlock the Power of Phonics with Upto 6 Phonics PLUS, A Phonics Learning App for kids. The Ultimate Learning Companion for Kindergarten and Primary School Kids. Why Choose UptoSix Phonics PLUS? Master Early Reading Skills: Our app is designed to help young learners build strong phonics skills, setting them on the path to becoming confident readers. A strong foundation in reading and writing skills is essential for future academic success. Interactive Learning: Engage your child's curious mind with fun and interactive phonics lessons, phonics games, and activities. Watch as they develop a love for learning while having a blast! Comprehensive Curriculum: UptoSix Phonics PLUS covers all aspects of phonics education, like -Letter Sounds -Consonant Blends -Digraphs -Tricky Words -Magic ‘e’ -Alternate Spellings Thousands of words, hundreds of sentences, stories, and fun interactive games make learning a joyful experience. Our lessons are thoughtfully crafted by educational experts to ensure your child's success. Ages Appropriate: Tailored specifically for kindergarten and primary school kids In this crucial developmental stage, our app provides age-appropriate content that grows with your child. Whether your little one is just starting or well on their way to reading, we have the right activities to challenge and inspire them. Engaging Visuals: Bright, colourful graphics and fun interactive phonics games make learning phonics a delight. Your child will stay focused and eager to explore! Safe and Ad-Free: Rest easy knowing your child is in a safe digital environment. Our app is ad-free and designed with your child's online safety in mind. FREE AND PAID FEATURES: - Lots of free features - Flexible prepaid credit options for 30–180 days for full access - No automatic renewal after pre-paid credit is over Easy for Parents: Systematic, step-by-step synthetic phonics lessons are easy to follow for parents and teachers. No prior knowledge is required. Perfect for home schooling A valuable supplemental tool for schools alongside your existing phonics curriculum. Join Thousands of Happy Families: UptoSix Phonics PLUS has already made a positive impact on the lives of thousands of children and their parents. Join our community of satisfied users and witness the transformation in your child's learning experience! Invest in Your Child's Future: Early literacy skills are the milestone of academic success. Give your child the gift of literacy and watch them soar in school and beyond. Download Now and Watch Your Child's Phonics Skills Flourish! Start your child's phonics journey and set them up for a lifetime of reading success. Don't miss out on this incredible opportunity to make learning fun and effective! Join the UptoSix Phonics PLUS Family Today and Watch Your Child Thrive! phonics learning app, phonics sounds of alphabet, phonics for kids, phonics app, phonics game, kids learning app, early learning app, kindergarten kids learning, Kindergarten learning games, Preschool and kindergarten games, kids games, phonix, phonics for kids learn to read, Jolly phonics, phonics games abc songs, Jolly phonics lessons

Screenshots

Number Line1 screens
UptoSix Phonics PLUS4 screens

Verdict

The call

The clearest difference is in-app purchases: Number Line at none against UptoSix Phonics PLUS's 5. Number Line also leads on iOS requirement (13.0 vs 15.0). UptoSix Phonics PLUS's advantage is update cadence (every 3 months vs every 15 months). On price, rating, review sentiment and ratings volume there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. UptoSix Phonics PLUS sells 5 one-off in-app purchases. Number Line asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Number Line against 5.0 for UptoSix Phonics PLUS. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Number Line ships an update every 15 months, UptoSix Phonics PLUS every 3 months. Both last shipped on November 3, 2026.

Scorecard4 real differences · 6 level
Number Line versus UptoSix Phonics PLUS: the parameters behind the verdict, then further details
ParameterNumber LineUptoSix Phonics PLUS
PriceFreeFree
Rating5.0 (5 ratings)5.0 (2 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings5 — better2
Update frequencyEvery 15 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size16 MB186 MB
Age rating4+4+
DeveloperBlastoff DesignUPTOSIX KIDS PRIVATE LIMITED

Customer experience

Number Line

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

UptoSix Phonics PLUS

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Number Line

No in-app purchases

5 purchases

UptoSix Phonics PLUS

One-time5
  • 30 Days Non-renewable Credit$6.99
  • 60 Days Non-renewable Credit$7.99
  • 90 Days Non-renewable Credit$9.99
Show 2 more
  • 180 Days Non-renewable Credit$12.99
  • One-time purchase$28.90

Questions

Is Number Line free?
Number Line is free to download, with no in-app purchases.
Is UptoSix Phonics PLUS free?
UptoSix Phonics PLUS is free to download, with in-app purchases available.
Which has better reviews, Number Line or UptoSix Phonics PLUS?
Number Line and UptoSix Phonics PLUS are both rated 5.0 out of 5 on the App Store, from 5 and 2 ratings respectively.
Do Number Line or UptoSix Phonics PLUS have ads?
Neither Number Line nor UptoSix Phonics PLUS shows ads.
Which is updated more often, Number Line or UptoSix Phonics PLUS?
Number Line ships an update every 15 months, and UptoSix Phonics PLUS every 3 months. Most recently, Number Line was updated on November 3, 2026 and UptoSix Phonics PLUS on November 3, 2026.

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