Comparison

PET ToolBox vs Astrid Junior

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

Head to head
About

PET ToolBox

Features
Read full description

Cambridge Preliminary B1© Preparation will help you to improve the essential language skills you need to pass the Reading and Writing paper of the Cambridge Preliminary© or Preliminary for Schools© exams. To this end, the app focuses on Part 1 (notices and messages), Part 5 (gap fill) and Part 6 (sentence rewriting). Each section consists of a series of ten three-minute lessons with notes and exercises, which review the essential language items and skills tested in PET. Cambridge Preliminary B1 Preparation is especially recommended for the final stage of preparation in the weeks leading up to the exam.

About

Astrid Junior

This app offers a fun and engaging way to learn practical English skills, including pronunciation, fluency, and vocabulary. It features native English-speaking tutors and AI-powered personalization to adapt to your learning style and pace.

Highlights
  • Pronunciation practice
  • Fluency development
  • Vocabulary building
  • Native English tutors
  • AI-powered personalization
  • Progress tracking for parents/teachers
Features
Read full description

The fun and easy way to become a confident English speaker! The English learning app Astrid teaches practical English skills, such as pronunciation, fluency and vocabulary, without losing the focus on fun. Astrid has certified, native English-speaking tutors present in the app to improve your pronunciation, motivate you and help you become a confident English speaker. The app is powered by AI to give you a personalized learning experience. Astrid automatically adapts to your individual learning style, level of understanding and pace. You get an engaging personalized learning journey, scaffolded by deep insights and recommendations made available to teachers and parents. Download Astrid today, and unlock further education paths, social connections, and career opportunities in the future. Privacy Policy: https://policies.withastrid.com/privacy-policy/latest.html Terms of Use: https://policies.withastrid.com/

Screenshots

PET ToolBox4 screens
Astrid Junior4 screens

Verdict

The call

The clearest difference is price: Astrid Junior at Free against PET ToolBox's $7.99. Astrid Junior also leads on update cadence (fortnightly vs every 7 months). PET ToolBox's advantage is in-app purchases (none vs 10). On ads, device support and iOS requirement 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

Astrid Junior is free to download; PET ToolBox costs $7.99 up front. Astrid Junior sells 10 in-app purchases, starting at $4.99 per month. PET ToolBox asks for nothing beyond the download.

UpkeepUpdate frequency

PET ToolBox ships an update every 7 months, Astrid Junior fortnightly. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
PET ToolBox versus Astrid Junior: the parameters behind the verdict, then further details
ParameterPET ToolBoxAstrid Junior
Price$7.99Free — better
Rating—3.9 (8 ratings) — better
Positive reviews—76.4% of reviews
Number of ratings—8 — better
Update frequencyEvery 7 monthsFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better13.4
Further details — not scored
Size2 MB73 MB
Age rating4+4+
DeveloperAidan Michael CaseyAstrid Education

Bugs and requests

PET ToolBox

Not enough reviews yet to summarise bugs or requests.

Astrid Junior

Reported bugs

7 issues
  • Audio playback not working
  • App crashes on startup or after settings
  • Content display is cut off
  • Cannot access the app after first use
  • Recording function is not working
Show 2 more
  • Email confirmation not working
  • Slow loading times

Requested features

6 requests
  • Add features for iPad
  • Fix audio playback issues
  • Improve content display to avoid clipping
  • Address app crashing and freezing
  • Improve app accessibility for all devices
Show 1 more
  • Fix email confirmation issues

In-app purchases

None

PET ToolBox

No in-app purchases

10 purchases

Astrid Junior

Subscriptions10
  • Astrid Pro discounted 1 month7 Days trial$4.991 Month
  • Astrid Pro discounted 1 month7 Days trial$7.491 Month
  • Astrid Pro 1 month$9.991 Month
Show 7 more
  • Astrid Pro discounted 1 month7 Days trial$20.996 Months
  • Astrid Pro discounted 12 month7 Days trial$29.991 Year
  • Astrid Pro discounted 6 months7 Days trial$30.996 Months
  • Astrid Pro 6 months$41.996 Months
  • Astrid Pro discounted 1 year7 Days trial$44.991 Year
  • Astrid Premium - 12 months7 Days trial$59.991 Year
  • Astrid Pro 12 months$59.991 Year

Questions

Is PET ToolBox free?
PET ToolBox costs $7.99, with no in-app purchases.
Is Astrid Junior free?
Astrid Junior is free to download, with in-app purchases available.
Do PET ToolBox or Astrid Junior have ads?
Neither PET ToolBox nor Astrid Junior shows ads.
Which is updated more often, PET ToolBox or Astrid Junior?
PET ToolBox ships an update every 7 months, and Astrid Junior fortnightly. Most recently, PET ToolBox was updated on November 6, 2026 and Astrid Junior on November 3, 2026.

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