Comparison

IELTS Slay vs Studysoft

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

Head to head
About

IELTS Slay

Enhance your English vocabulary and grammar skills for the IELTS exam. This adaptive learning app uses a sophisticated algorithm to tailor quizzes to your proficiency level, helping you improve quickly. Developed by experts with over 20 years of educational technology experience.

Highlights
  • Adaptive quiz questions
  • Rasch algorithm for personalized learning
  • Vocabulary and grammar practice
  • IELTS level improvement
  • Developed by educational technology experts
Features
Read full description

IELTS® Slay is an adaptive IELTS vocabulary and grammar practice app. It delivers quiz questions according to the student's proficiency in English using the highly effective Rasch algorithm. Using it regularly improves the student's IELTS level in a very short time. It has been proudly developed by CommonTown which has more than 20 years of experience in educational technology research and products.

About

Studysoft

Features
Read full description

Big ideas. Tiny daily habit. Studysoft turns curiosity into a daily ritual. Pick something you actually want to understand, and get short, personalized lessons that feel less like homework and more like discovering a very good secret. Create your own learning journey. Choose any subject: ancient civilizations, startup strategy, quantum physics, the history of bread, yes, really. Studysoft turns it into a personal stream of micro-lessons, stories, and quizzes designed to build your knowledge day by day. Personalized to you. Tell Studysoft about your background, goals, and interests. Your lessons adapt around what you already know, what you want to learn, and how deep you want to go. The more you share, the sharper it gets. Two minutes a day. A lifetime of wow. No hour-long lectures. No screenshot-and-forget chaos. Just beautifully crafted daily stories that stick, with quizzes, streaks, reminders, and tiny moments of progress that feel suspiciously satisfying. What's inside: - Daily stories and quizzes on almost any subject - Personalized lessons based on your goals and background - Streaks, reminders, and gentle accountability - Follow-up questions inside stories when you want to go deeper - Replay past lessons whenever you need a refresher - Invite friends to join your subject - Offline study for travel, commutes, and low-signal days Pick the thing you have always wanted to understand. Start your first subject today.

Screenshots

IELTS Slay4 screens
Studysoft3 screens

Verdict

The call

The clearest difference is in-app purchases: Studysoft at none against IELTS Slay's 1. IELTS Slay's advantage is iOS requirement (13.1 vs 15.1). On price, update cadence, ads and 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

Both are free to download. IELTS Slay sells 1 one-off in-app purchase. Studysoft asks for nothing beyond the download.

UpkeepUpdate frequency

IELTS Slay ships an update weekly, Studysoft every 11 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
IELTS Slay versus Studysoft: the parameters behind the verdict, then further details
ParameterIELTS SlayStudysoft
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyWeekly — betterEvery 11 days
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.1 — better15.1
Further details — not scored
Size16 MB35 MB
Age rating4+4+
DeveloperCommonTown Pte LtdEnrico Tan

In-app purchases

1 purchases

IELTS Slay

One-time1
  • Premium Access$4.99
None

Studysoft

No in-app purchases

Questions

Is IELTS Slay free?
IELTS Slay is free to download, with in-app purchases available.
Is Studysoft free?
Studysoft is free to download, with no in-app purchases.
Do IELTS Slay or Studysoft have ads?
Neither IELTS Slay nor Studysoft shows ads.
Which is updated more often, IELTS Slay or Studysoft?
IELTS Slay ships an update weekly, and Studysoft every 11 days. Most recently, IELTS Slay was updated on October 30, 2026 and Studysoft on October 31, 2026.

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