Comparison

Spark Reading for Kids vs Relay Reader

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

Head to head
About

Spark Reading for Kids

This app offers a digital library of age-appropriate books for children in grades 2-8 to improve reading skills. It features interactive comprehension questions, progress tracking, and stories aligned with school curricula. Users can listen to stories and follow along, making reading practice engaging and accessible.

Highlights
  • Age-appropriate books (grades 2-8)
  • Interactive comprehension questions
  • Listen and follow along feature
  • Progress and score tracking
  • Aligned with school curriculum
  • Offline access
Features
Read full description

Cozy up with a good story this fall. Reduce reading struggles without all the pressure! Confidence with reading opens up every other possibility. • Studies show that just 10 minutes of reading a day makes a world of difference, with students recording higher scores in reading proficiency • Question and answer - questions about each story encourage deeper thinking and measure improving comprehension • You build mental strategies by learning to find clues within text that you’ve read • Choose your favorites from hundreds of topics - check out stories from history, from today, and from a world of fiction Explore the app and see for yourself. With practice you can achieve your best score! - Age-appropriate books from 2nd grade through 8th grade levels - Listen to the stories read out loud and follow along - Track student progress and scores - Aligned with school curriculum and common core standards - Curated by teachers and educators to explore every academic subject - Categories include science, sports, history, inventions, food and nutrition, geography, animals, music, mythology, biographies, and more There’s no wi-fi needed to play, so students can take this digital library with them on the go. No information is collected from the device, it is fully secure and COPPA compliant. "This app helped me in my reading. Now I have an A+. I am very happy I tried this app.” Spark Reading is completely free forever. If you choose to subscribe, payment will be charged to your Apple account. You can cancel at any time. We love to hear from you! Please send any feedback or questions to hello@peekaboo.mobi

About

Relay Reader

This app helps users of all ages improve their reading skills by taking turns reading aloud with a virtual partner. Users can record themselves to practice and build confidence while enjoying classic literature.

Highlights
  • Turn-based reading with virtual partner
  • Self-recording for reflection
  • Builds reading confidence and stamina
  • Access to literary classics
  • Suitable for all ages
Read full description

Relay Reader™ is an application for developing readers, young and old. Here’s how it works: • Readers take turns reading out loud with a skilled virtual partner, just like in a relay. • Readers can record themselves and reflect on how they sound. • Readers build reading confidence, skill, and stamina, all while enjoying literary classics in a whole new way.

Screenshots

Spark Reading for Kids4 screens
Relay Reader4 screens

Verdict

The call

The clearest difference is review sentiment: Spark Reading for Kids at 78% against Relay Reader's 0%. Spark Reading for Kids also leads on update cadence (every 10 days vs every 7 months) and ratings volume (7.9K vs 9). Relay Reader's advantage is in-app purchases (none vs 6) and iOS requirement (11.0 vs 15.0). On price, ads and device support 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. Spark Reading for Kids sells 6 in-app purchases, starting at $3.99 per month. Relay Reader asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Spark Reading for Kids holds the better App Store score, 4.6 against 4.3. That said, the two scores are not equally well evidenced: Spark Reading for Kids has 7.9K ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 78% of Spark Reading for Kids's written reviews are positive against 0% of Relay Reader's.

UpkeepUpdate frequency

Spark Reading for Kids ships an update every 10 days, Relay Reader every 7 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

Scorecard7 real differences · 3 level
Spark Reading for Kids versus Relay Reader: the parameters behind the verdict, then further details
ParameterSpark Reading for KidsRelay Reader
PriceFreeFree
Rating4.6 (7.9K ratings) — better4.3 (9 ratings)
Positive reviews77.7% of reviews — better0.0% of reviews
Number of ratings7.9K — better9
Update frequencyEvery 10 days — betterEvery 7 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.011.0 — better
Further details — not scored
Size350 MB19 MB
Age rating4+9+
DeveloperPeekaboo Studios LLCEducational Testing Service

Customer experience

Spark Reading for Kids

All ratings7,942 ratings
Positive89.1%
Neutral4.0%
Negative6.9%
Written reviews148 reviews
Positive77.7%
Neutral4.1%
Negative18.2%

Relay Reader

All ratings8 ratings
Positive87.5%
Neutral0.0%
Negative12.5%
Written reviews2 reviews
Positive0.0%
Neutral50.0%
Negative50.0%

Bugs and requests

Spark Reading for Kids

Reported bugs

3 issues
  • Login/account issues
  • Compatibility problems on older devices
  • Syncing issues across multiple devices

Requested features

4 requests
  • More free content and books
  • Ability to highlight/take notes
  • Customizable reading difficulty
  • Support for dyslexic readers

Relay Reader

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Spark Reading for Kids

Subscriptions6
  • All Access$3.991 Month
  • Monthly Subscription3 Days trial$3.991 Month
  • All Access$6.993 Months
Show 3 more
  • Annual Subscription3 Days trial$23.991 Year
  • All Access7 Days trial$23.991 Year
  • All Access$23.991 Year
None

Relay Reader

No in-app purchases

Questions

Is Spark Reading for Kids free?
Spark Reading for Kids is free to download, with in-app purchases available.
Is Relay Reader free?
Relay Reader is free to download, with no in-app purchases.
Which has better reviews, Spark Reading for Kids or Relay Reader?
Spark Reading for Kids is rated higher. Spark Reading for Kids averages 4.6 out of 5 from 7.9K ratings, while Relay Reader averages 4.3 from 9 ratings.
Do Spark Reading for Kids or Relay Reader have ads?
Neither Spark Reading for Kids nor Relay Reader shows ads.
Which is updated more often, Spark Reading for Kids or Relay Reader?
Spark Reading for Kids ships an update every 10 days, and Relay Reader every 7 months. Most recently, Spark Reading for Kids was updated on October 26, 2026 and Relay Reader on October 25, 2026.

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