Comparison

Words Notifications vs Sentence101

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

Head to head
About

Words Notifications

Features
Read full description

All you have to do to start learning and memorising vocabulary is download this app and set how many notifications do you want to receive and when. Words App will schedule notifications in the interval you set. Which means you don't ever have to open the app again! Simply do whatever you usually do and when you receive notification with Word to test, choose the correct answer from available options. Our Spaced Repetition Algorithm decides when is the best time to study the Word. You will never forget the Word again, but also you will not study the Word too often. You can also use Words as a quick dictionary. Simply swipe down on home screen to open Spotlight Search and start typing the Word you search! It works with Pronunciation and Translations too.

About

Sentence101

Features
Read full description

Know the words, but struggle to form a sentence? Using English takes more than recognizing vocabulary. You need practice turning the words you know into complete sentences of your own. Sentence101 helps you learn practical workplace English by building and typing sentences yourself. Focus on one sentence a day and make 100 essential English sentences truly yours. Move Beyond Memorizing Words Simply reading a sentence can make it feel more familiar than it really is. With Sentence101, you recall parts of a sentence, work through focused exercises, and finally type the entire sentence yourself. Repeated practice turns expressions you recognize into sentences you can actually use. English for Real Work Learn sentences for situations you regularly encounter at work, including email, meetings, reports, collaboration, and software development. Start with practical expressions you can use on the job, not just textbook examples. Focus on One Sentence a Day You do not have to memorize dozens of expressions at once. Recall and type one sentence throughout the day until it gradually becomes your own. Optional learning reminders help you revisit the day's sentence in short, manageable sessions. The 100-Sentence Challenge Learn one sentence each day and light up all 100 flames. Follow your streak and study log to see how far you have come. Key Features - Step-by-step exercises where you build and type sentences - Practical English for real workplace situations - Email, meeting, report, collaboration, and development categories - A focused one-sentence-a-day learning routine - Optional reminders for repeated practice - A 100-sentence challenge and daily streaks - A study log for reviewing completed sentences - Interface support for eight languages Move from knowing English words to using complete sentences. Make 100 English sentences yours with Sentence101.

Screenshots

Words Notifications4 screens
Sentence1014 screens

Verdict

The call

The clearest difference is ads: Words Notifications at none against Sentence101's shown. Words Notifications also leads on iOS requirement (10.0 vs 26.0). Sentence101's advantage is update cadence (monthly vs every 5 months). On price, in-app purchases and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Words Notifications ships an update every 5 months, Sentence101 monthly. The most recent releases landed on September 25, 2026 and September 19, 2026 respectively.

Scorecard3 real differences ยท 3 level
Words Notifications versus Sentence101: the parameters behind the verdict, then further details
ParameterWords NotificationsSentence101
PriceFreeFree
Update frequencyEvery 5 monthsMonthly โ€” better
AdsNo โ€” betterYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPad
Requires iOS10.0 โ€” better26.0
Further details โ€” not scored
Size40 MB6 MB
Age rating4+4+
DeveloperMares Petrjaesung Lee

In-app purchases

None

Words Notifications

No in-app purchases

None

Sentence101

No in-app purchases

Questions

Is Words Notifications free?
Words Notifications is free to download, with no in-app purchases.
Is Sentence101 free?
Sentence101 is free to download, with no in-app purchases.
Do Words Notifications or Sentence101 have ads?
Sentence101 shows ads; Words Notifications does not.
Which is updated more often, Words Notifications or Sentence101?
Words Notifications ships an update every 5 months, and Sentence101 monthly. Most recently, Words Notifications was updated on September 25, 2026 and Sentence101 on September 19, 2026.

Other comparisons