Comparison

Tac · Intl School Hub vs A

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

Head to head
About

Tac · Intl School Hub

Features
Read full description

Tac is a learning community for international school students, parents, and institutions. Enjoy: ●Exam Practice: AP, IB, A-Level, and IGCSE questions with step-by-step solutions. ●Smart Tracking: Daily check-ins, progress tracking, and achievement badges. ●Safe Social Circles: Separate spaces for students and parents. ●Certified Resources: Notes, tips, and content from accredited institutions. ●Parental Peace of Mind: Track your child’s learning in real-time. ●Global Connections: Meet and learn with students worldwide.

About

A

Features
Read full description

A-Level Sciences Revision is a focused exam-prep app for A-Level Biology, Chemistry and Physics. IMPORTANT: Full access requires an In-App Purchase (auto-renewable subscription or lifetime). The download is free; practice content unlocks after purchase. There is no free sample. Restore Purchases is always available on the paywall and in Settings. WHAT YOU GET • 2,000+ original multiple-choice questions across Biology, Chemistry and Physics • Topics spanning molecules, cells, genetics, bonding, energetics, organic chemistry, mechanics, waves, electricity, fields, nuclear physics — plus calculations and required-practical style items • Timed mocks (40 questions · 60 minutes · 70% pass mark style practice) • Quick practice, practice-by-topic, weak-area drills • Review incorrect answers and bookmarks • Flashcards with spaced repetition • Progress dashboard: readiness %, mastery, streak, exam countdown • Works fully offline — no account required WHO IT'S FOR Year 12–13 / sixth-form students preparing for A-Level science papers. Study on your schedule with clear rationales after every answer. COMPLIANCE & DISCLAIMER Independent study aid by MD Shahariar Nazim Joy. Not affiliated with, endorsed by, or connected to AQA, OCR, Pearson Education, or any awarding organisation. Original questions inspired by publicly available A-Level subject themes. Practising here does not guarantee a pass. Always check your exam board's current specification. SUBSCRIPTIONS (USD) • Monthly Premium — $3.99 / month • Yearly Premium — $12.99 / year (best value) • Lifetime Access — $14.99 one-time Payment is charged to your Apple Account. Subscriptions auto-renew unless cancelled at least 24 hours before the period ends. Manage in App Store account settings. Privacy Policy: https://joykhansayan1.github.io/a-level-sciences-revision/privacy.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Support: https://joykhansayan1.github.io/a-level-sciences-revision/support.html

Screenshots

Tac · Intl School Hub4 screens
A4 screens

Verdict

The call

Tac · Intl School Hub and A are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Tac · Intl School Hub sells 10 one-off in-app purchases and A sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
Tac · Intl School Hub versus A: the parameters behind the verdict, then further details
ParameterTac · Intl School HubA
PriceFreeFree
Update frequencyEvery 5 days—
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.0
Further details — not scored
Size81 MB7 MB
Age rating4+4+
DeveloperShenzhen Siheng Education Technology Co., Ltd.MD Shahariar Nazim Joy

In-app purchases

10 purchases

Tac · Intl School Hub

One-time10
  • 学生组卷翻译套餐$29.99
  • 生徒向け問題作成+翻訳セット$29.99
  • Student Combo Pack$29.99
Show 7 more
  • 學生組卷翻譯套餐$29.99
  • 學生組卷翻譯套餐$39.99
  • 学生组卷翻译套餐$59.99
  • 生徒向け問題作成+翻訳セット$59.99
  • Student Combo Pack$59.99
  • 學生組卷翻譯套餐$59.99
  • 學生組卷翻譯套餐$79.99
3 purchases

A

Subscriptions2
  • Monthly Premium$3.991 Month
  • Yearly Premium$12.991 Year
One-time1
  • Lifetime Access$14.99

Questions

Is Tac · Intl School Hub free?
Tac · Intl School Hub is free to download, with in-app purchases available.
Is A free?
A is free to download, with in-app purchases available.
Do Tac · Intl School Hub or A have ads?
Neither Tac · Intl School Hub nor A shows ads.

Other comparisons