Comparison

TopReader vs Calc Training (30sec)

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

Head to head
About

TopReader

This app transforms written text into spoken audio files. You can save audio in various formats, share it, create playlists, and customize playback speed and voice. It supports numerous languages and background playback.

Highlights
  • Text to audio synthesis
  • Multiple audio file formats
  • Audio sharing capabilities
  • Playlist creation
  • Adjustable playback speed and pitch
  • Background playback
  • Multi-language support
Features
Read full description

"TopReader" is an application that converts the input text into an audio file. Its functions and features are ------------------------- - Synthesize text and play immediately. - Save audio to a file, select from three file formats: .wav, .m4a, and .caf (Apple Lossless). - Saved files can be shared via email, messages, AirDrop, NoteApp, etc. - Save entered text in library. - Playlist creation. The text registered in the library can be added to the playlist and automatically played back continuously. - Easily merge and save multiple text saved in the library for playback and creating a sound at once. - Voice switching, Siri can also be used. - The audio playback rate and pitch can be changed. - Supported languages ​​are English, Japanese, Chinese, Spanish, French, German, Italian, Swedish, Russian, Portuguese, Korean, Vietnamese, Norwegian, Finnish, Indonesian, Greek and Thai. If you have a request, we will add more languages, so please contact us via the support email. ("Top Reader" top screen -> bottom (i) button -> tap "email") - Supports background playback. - Highlight the reading words. - Playback starts at the cursor position. - Repeat playback. - Dark mode support. ------------------------- Enjoy the best experience with a simple and intuitive interface. This free version "TopReader" displays the ad at the top of the screen. If you need the full screen version, please use "TopReader+". Terms of service http://zekoo2017.blog.fc2.com/blog-entry-4.html

About

Calc Training (30sec)

Sharpen your mental math skills with quick, 30-second training sessions. Practice addition, subtraction, multiplication, and mixed problems to improve your arithmetic speed and accuracy. Track your personal bests and challenge yourself to beat your previous scores.

Highlights
  • 30-second intensive training sessions
  • Addition practice
  • Subtraction practice
  • Multiplication practice
  • Mixed problem training
  • Personal best tracking
Features
Read full description

You can practice mental arithmetic in 30 seconds. Train your math skills by doing more mental arithmetic. β– 5 types of training - Addition - Subtraction - Multiplication - Split - mix β– Features - 30 seconds of intensive training - Personal best confirmation β– Credit SE -> OtoLogic (https://otologic.jp/) BGM -> Pocket Sound (https://pocket-se.info/)

Screenshots

TopReader4 screens
Calc Training (30sec)1 screens

Verdict

The call

The clearest difference is in-app purchases: TopReader at none against Calc Training (30sec)'s 3. Calc Training (30sec)'s advantage is review sentiment (72% vs 62%). On price, update cadence, ads and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Calc Training (30sec) sells 3 one-off in-app purchases. TopReader asks for nothing beyond the download.

UpkeepUpdate frequency

TopReader ships an update every 6 weeks, Calc Training (30sec) monthly. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

Scorecard3 real differences Β· 5 level
TopReader versus Calc Training (30sec): the parameters behind the verdict, then further details
ParameterTopReaderCalc Training (30sec)
PriceFreeFree
Positive reviews61.9% of reviews72.2% of reviews β€” better
Update frequencyEvery 6 weeksMonthly β€” better
AdsYesYes
In-app purchasesNo β€” betterYes
MonetizationAd-supported β€” betterFree with in-app purchases
DevicesiPhone, iPad β€” betteriPhone
Requires iOS17.616.0 β€” better
Further details β€” not scored
Size6 MB8 MB
Age rating4+4+
DeveloperMUTSUAKI KIKUCHITomohiro Ohwada

Customer experience

TopReader

Written reviews21 reviews
Positive61.9%
Neutral9.5%
Negative28.6%

Calc Training (30sec)

Written reviews18 reviews
Positive72.2%
Neutral22.2%
Negative5.6%

In-app purchases

None

TopReader

No in-app purchases

3 purchases

Calc Training (30sec)

One-time3
  • Remove Ads$1.99
  • Development support$1.99
  • Remove Ads & Support$2.99

Questions

Is TopReader free?
TopReader is free to download, with no in-app purchases.
Is Calc Training (30sec) free?
Calc Training (30sec) is free to download, with in-app purchases available.
Do TopReader or Calc Training (30sec) have ads?
Both TopReader and Calc Training (30sec) show ads.
Which is updated more often, TopReader or Calc Training (30sec)?
TopReader ships an update every 6 weeks, and Calc Training (30sec) monthly. Most recently, TopReader was updated on October 7, 2026 and Calc Training (30sec) on October 8, 2026.

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