Comparison

PET ToolBox vs Learn Spanish with Bilinguae

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

Learn Spanish with Bilinguae

Enhance your Spanish vocabulary with over 5,000 words categorized by level and topic. This app uses visual aids, native speaker pronunciations, and an intelligent revision system to help you memorize words effectively. Practice with example sentences and track your progress across devices.

Highlights
  • Over 5,000 words by level and topic
  • Visual memorization with photos
  • Native speaker pronunciation
  • Intelligent revision system
  • Example sentences and exercises
  • Cloud progress saving
  • Offline usage
Features
Read full description

Free app to learn Spanish by improving quickly your VOCABULARY in an easy way, with more than 5,000 words classified by levels and topics. Are you currently learning Spanish but you have trouble remembering new words? Has it been a while since you learned Spanish and now you wish to refresh your vocabulary? Bilinguae Español is the perfect app to improve your vocabulary. Learn Spanish anywhere, anytime! • More than 5,000 words classified by levels and topics. • Captivating photos will help you memorize the words visually. • Words are pronounced by native speakers. • 3 basic exercises in each topic to learn the words and several supplementary exercises for further voluntary practice. • Example sentences for each word. Exercises with those sentences. • Intelligent revision system which will make you revise the word according to your hits and mistakes. The more often you get a word wrong, the more often this word will be revised until you remember it. • The gender of the noun will also appear, so that you will learn directly the correct article to each noun. The plural form of each noun will also be displayed. • Progress saved in cloud: The progress you make will be stored on our server whenever you connect to the internet. All devices (smartphones, tablets, …) will be synchronized. In this way, you won’t lose your progress, even if you have to reinstall the app for whatever reason. • Offline usage: You will need internet connection only the first time you use the app, for downloading new words, but then you can work OFFLINE whenever you want. • Multi-user system: The app can be used by several users. Each user can access one’s own account with a password and have the progress saved. Perfect for families or couples who share the same device, like a tablet. • Monthly competition: Earn points by solving exercises. The first three will receive a free level.

Screenshots

PET ToolBox4 screens
Learn Spanish with Bilinguae4 screens

Verdict

The call

The clearest difference is price: Learn Spanish with Bilinguae at Free against PET ToolBox's $7.99. Learn Spanish with Bilinguae also leads on update cadence (monthly vs every 7 months). PET ToolBox's advantage is in-app purchases (none vs 5) and ads (none vs shown). On 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

Learn Spanish with Bilinguae is free to download; PET ToolBox costs $7.99 up front. Learn Spanish with Bilinguae sells 5 one-off in-app purchases. PET ToolBox asks for nothing beyond the download.

UpkeepUpdate frequency

PET ToolBox ships an update every 7 months, Learn Spanish with Bilinguae monthly. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.

Scorecard5 real differences · 5 level
PET ToolBox versus Learn Spanish with Bilinguae: the parameters behind the verdict, then further details
ParameterPET ToolBoxLearn Spanish with Bilinguae
Price$7.99Free — better
Rating—4.0 (3 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—3 — better
Update frequencyEvery 7 monthsMonthly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better16
Further details — not scored
Size2 MB16 MB
Age rating4++12
DeveloperAidan Michael CaseySergi Palomares Redon

In-app purchases

None

PET ToolBox

No in-app purchases

5 purchases

Learn Spanish with Bilinguae

One-time5
  • Level 2 with 1023 words$5.99
  • Level 3 with 1060 words$5.99
  • Level 5 with 1140 words$5.99
Show 2 more
  • Level 4 with 1108 words$5.99
  • Remove advertisements$6.99

Questions

Is PET ToolBox free?
PET ToolBox costs $7.99, with no in-app purchases.
Is Learn Spanish with Bilinguae free?
Learn Spanish with Bilinguae is free to download, with in-app purchases available.
Do PET ToolBox or Learn Spanish with Bilinguae have ads?
Learn Spanish with Bilinguae shows ads; PET ToolBox does not.
Which is updated more often, PET ToolBox or Learn Spanish with Bilinguae?
PET ToolBox ships an update every 7 months, and Learn Spanish with Bilinguae monthly. Most recently, PET ToolBox was updated on October 12, 2026 and Learn Spanish with Bilinguae on October 10, 2026.

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