Comparison

Memhack vs Sistema Simples de Frase

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

Head to head
About

Memhack

This app uses a spaced repetition system to help you memorize vocabulary, sentences, and grammar rules. It provides pre-made flashcards created by teachers for an optimal learning experience. Sync your progress across devices and focus on learning without the hassle of creating your own study materials.

Highlights
  • Spaced repetition system algorithm
  • Teacher-created flashcards
  • Personalized review schedule
  • Intuitive and user-friendly interface
  • Web and mobile app sync
  • Pre-made study materials
Features
Read full description

Join thousands of students and memorize words, sentences, expressions and grammar rules in a simple and intuitive way! Memhack is an app that uses a powerful SRS (spaced repetition system) algorithm to help you fix content: no more forgetting everything within days after you study! All the flashcards were created by teachers in order to guarantee the best learning experience possible in any language! It works in a very simple way: during your Fluency Academy classes, you will learn a lot of new words and expressions, and after class you’ll be able to practice them all by using Memhack! Reinforce the content seen in class through an algorithm that is personalized for you: the app learns with your answers and shows the cards you need to review at the right moment. Don’t waste hours and hours planning and creating cards or lists from scratch - our team of teachers has already done that for you! This way, you can focus on what really matters: learning. To make your learning even easier, we created an intuitive and user-friendly interface, all you have to do is open the app and study! All your progress is synced with the web app, which means you can study on both your computer or smartphone. So hey, let’s revolutionize your way of learning languages?

About

Sistema Simples de Frase

This app provides access to course materials and pronunciation checks for students of the "Sistema Simples de Frase" course. It allows users to review lesson pages and practice sentence pronunciation for their studies.

Highlights
  • Access course materials
  • Check sentence pronunciation
  • Review lesson pages
  • Study aid
Features
Read full description

Esse aplicativo foi desenvolvido especialmente para os alunos do curso Sistema Simples de Frase. Nele você vai poder acessar todas as páginas do material disponibilizado nas aulas e checar a pronúncia de todas as frases que formar na sua rotina de estudos.

Screenshots

Memhack4 screens
Sistema Simples de Frase4 screens

Verdict

The call

The clearest difference is rating: Memhack at 5.0 against Sistema Simples de Frase's 1.0. Memhack also leads on review sentiment (41% vs 0%) and ratings volume (10 vs 1). Sistema Simples de Frase's advantage is update cadence (every 2 weeks vs monthly) and iOS requirement (9.0 vs 12.0). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Memhack holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: Memhack has 10 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 41% of Memhack's written reviews are positive against 0% of Sistema Simples de Frase's.

UpkeepUpdate frequency

Memhack ships an update monthly, Sistema Simples de Frase every 2 weeks. The most recent releases landed on September 28, 2026 and September 7, 2026 respectively.

Scorecard5 real differences · 5 level
Memhack versus Sistema Simples de Frase: the parameters behind the verdict, then further details
ParameterMemhackSistema Simples de Frase
PriceFreeFree
Rating5.0 (10 ratings) — better1.0 (1 ratings)
Positive reviews40.5% of reviews — better0.0% of reviews
Number of ratings10 — better1
Update frequencyMonthlyEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.09.0 — better
Further details — not scored
Size81 MB92 MB
Age rating4+4+
DeveloperFLUENCY ACADEMY ENSINO DE IDIOMASMatheus Werner

Customer experience

Memhack

All ratings10 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews79 reviews
Positive40.5%
Neutral15.2%
Negative44.3%

Sistema Simples de Frase

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Memhack

Reported bugs

17 issues
  • App closes unexpectedly during study sessions
  • Cannot log in or reset password
  • Decks disappear or are deleted
  • Progress is not saved
  • App freezes or becomes unresponsive
Show 12 more
  • Cards do not load or are not counted
  • Login information is not recognized
  • App crashes during card review
  • Repetition count is incorrect
  • Audio is missing from most cards
  • App does not work offline
  • Looping issue where decks restart
  • App redirects to website login
  • App does not save study days
  • Error messages without explanation
  • Features not working after updates
  • AI for spaced repetition is inconsistent

Requested features

17 requests
  • Option to delete cards/decks
  • Ability to create custom subjects/classes
  • Integration with Fluency Academy lessons/videos
  • Option to create own cards or export existing ones
  • Feature to practice pronunciation with AI or real people
Show 12 more
  • Option to add own cards
  • Ability to study in reverse (Portuguese -> Spanish)
  • Widgets for home screen
  • Motivation features (rewards, skins, avatar, rankings)
  • Automatic audio playback after flipping card
  • Option to click on evaluation emoji to skip translation
  • More ways to train and memorize
  • Option to create own subjects or word/phrase classes
  • Option to add new cards
  • Notification system for study times
  • Allow more than 1 session per day
  • Add words of interest

Sistema Simples de Frase

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Memhack

No in-app purchases

None

Sistema Simples de Frase

No in-app purchases

Questions

Is Memhack free?
Memhack is free to download, with no in-app purchases.
Is Sistema Simples de Frase free?
Sistema Simples de Frase is free to download, with no in-app purchases.
Which has better reviews, Memhack or Sistema Simples de Frase?
Memhack is rated higher. Memhack averages 5.0 out of 5 from 10 ratings, while Sistema Simples de Frase averages 1.0 from 1 ratings.
Do Memhack or Sistema Simples de Frase have ads?
Neither Memhack nor Sistema Simples de Frase shows ads.
Which is updated more often, Memhack or Sistema Simples de Frase?
Memhack ships an update monthly, and Sistema Simples de Frase every 2 weeks. Most recently, Memhack was updated on September 28, 2026 and Sistema Simples de Frase on September 7, 2026.

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