Comparison

FocusTube vs Equation Encyclopedia

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

Head to head
About

FocusTube

This app offers a distraction-free YouTube experience by disabling autoplay and algorithmic recommendations. Users can set daily video goals and curate their content from chosen channels, with special modes for kids, discovery, and students.

Highlights
  • No autoplay
  • Daily video goals
  • Curated channel feed
  • Search within library or all of YouTube
  • KidZone, Picks, and ScholarTube modes
  • Clean, distraction-free interface
Features
Read full description

FocusTube gives you back control of your YouTube watching. No autoplay. No algorithm. No rabbit holes. Just the videos you actually chose — on your terms. WATCH WITH INTENTION Set a daily video goal and stick to it. When a video ends, the app stops. No “up next.” No autoplay. Ever. Your session ends when you decide it does. YOUR FEED, YOUR RULES Build your world from channels you hand-pick. Browse by topics and subjects. Search your curated library or all of YouTube — the universe is yours to choose. FOR EVERY MEMBER OF THE FAMILY FocusTube includes a safe KidZone for younger viewers, curated Picks for discovery without the trap, and ScholarTube for students and curious minds. FEATURES No autoplay — app stops when the video ends Daily video goals to keep you on track Curated channel feed — no algorithmic recommendations Search within your library or all of YouTube Playlists, bookmarks, and watch history KidZone, FocusTube Picks, ScholarTube Clean, distraction-free interface Stop doomscrolling. Start watching with purpose.

About

Equation Encyclopedia

Features
Read full description

Master 3,000+ Formulas, 170+ Expert Revision Guides, and AI Study Tools Equation Encyclopedia brings GCSE, A-Level, IB, AP, university, and professional study into one app. Search 3,000+ formulas across Mathematics, Physics, Chemistry, Biology, Engineering, Finance, Geography, Medicine, Computing, Geology, Psychology, Economics, Sociology, and Quantum Computing, with offline access after login. FORMULA LIBRARY - 3,000+ formulas across GCSE, A-Level, IB, AP, and university pathways - Coverage mapped across AQA, Edexcel, OCR, WJEC/Eduqas, Cambridge, IB, AP, and broader UK, US, and international systems - Interactive formula preview with intuition, derivations, rearrangements, mnemonics, comparisons, and step-by-step practice problem solutions EXPERT REVISION GUIDES - 170+ Expert Revision Guides built from formulas, derivations, rearrangements, mnemonics, intuition, history, and practice - 3 free sample guides on the free plan, with the full guide library available on paid plans - Extra spreadsheet, coding, and reference study packs for broader revision workflows 50+ INTERACTIVE GAMES - Equation Zillionaire, Solve It, Unit Crunch, Symbol Rush, Formula Run, Equation Sleuth, Logic Linker, and more - XP levels, daily streaks, achievement badges, and global leaderboards AI-POWERED TOOLS - AI Equation Mentor to explain, rearrange, and solve formulas step by step - AI Image Scanner to identify equations from photos - AI Study Tool, AI guide generation, and AI-assisted calculator building - AI spreadsheet and coding explainers for practical problem solving CREATE, PROGRESS, AND SCIENTISTS - Create page supports typing, uploading handwriting, or drawing equations before sending them through Store AI - Progress includes Equation Skill Check, weak-equation analytics, subject insights, and next-best-study actions - Separate scientist experiences: collect 100 scientist cards in Scientist Collection, then explore 800+ scientists on the broader Scientists Page - Expanded discovery pages, including Timeline and Wiki coverage, for richer browsing across topics and people REFERENCE AND LIFESTYLE TOOLS - Full Periodic Table, Physical Constants, Unit Conversions, Greek Alphabet, and Math Rules - 468+ Did You Know facts and equation-linked historical context - 6 lifestyle and finance calculators: Salary Cost-of-Living Adjuster, Portfolio Growth Planner, Mortgage Cost Planner, Rent vs Buy Comparator, Emergency Fund Planner, and Budget Split Planner PERFECT FOR GCSE, A-Level, IB, AP, university, finance professionals, developers, Excel users, and independent learners UI available in English plus 17 translated languages. Deeper formula, calculator, Excel, coding, and study content is localized across 10 translated data languages. PLANS - Free: full library access, sample Expert Revision Guides, games, and reference tools - Plus: GBP 5.99/month for unlimited saves, full Expert Revision Guide access, create tools, exports, and ad-free study - Pro: GBP 9.99/month for everything in Plus plus AI Mentor, Image Scanner, AI study workflows, and advanced creation tools - Ultra: GBP 14.99/month for everything in Pro plus the highest AI priority and heavier daily AI usage Zero ads on all paid plans. Terms of Use: https://equationencyclopedia.com/terms Privacy Policy: https://equationencyclopedia.com/privacy About Us: https://equationencyclopedia.com/about Idea illustrations by Storyset

Screenshots

FocusTube4 screens
Equation Encyclopedia4 screens

Verdict

The call

The clearest difference is in-app purchases: FocusTube at none against Equation Encyclopedia's 9. FocusTube also leads on ads (none vs shown). Equation Encyclopedia's advantage is update cadence (every 4 days vs every 2 months). On price, device support and iOS requirement 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. Equation Encyclopedia sells 9 in-app purchases, starting at $6.99 per month. FocusTube asks for nothing beyond the download.

UpkeepUpdate frequency

FocusTube ships an update every 2 months, Equation Encyclopedia every 4 days. The most recent releases landed on October 8, 2026 and October 10, 2026 respectively.

Scorecard3 real differences · 6 level
FocusTube versus Equation Encyclopedia: the parameters behind the verdict, then further details
ParameterFocusTubeEquation Encyclopedia
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 monthsEvery 4 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size43 MB451 MB
Age rating4+4+
DeveloperAristron LLCSAMUEL MOYOSORE O ADEYIGA

In-app purchases

None

FocusTube

No in-app purchases

9 purchases

Equation Encyclopedia

Subscriptions6
  • Plus Monthly3 Days trial$6.991 Month
  • Pro Monthly$10.991 Month
  • Ultra Monthly$17.991 Month
Show 3 more
  • Plus Yearly3 Days trial$49.991 Year
  • Pro Yearly$99.991 Year
  • Ultra Yearly$149.991 Year
One-time3
  • 10 Energy$0.99
  • 30 Energy$2.99
  • 100 Energy$8.99

Questions

Is FocusTube free?
FocusTube is free to download, with no in-app purchases.
Is Equation Encyclopedia free?
Equation Encyclopedia is free to download, with in-app purchases available.
Do FocusTube or Equation Encyclopedia have ads?
Equation Encyclopedia shows ads; FocusTube does not.
Which is updated more often, FocusTube or Equation Encyclopedia?
FocusTube ships an update every 2 months, and Equation Encyclopedia every 4 days. Most recently, FocusTube was updated on October 8, 2026 and Equation Encyclopedia on October 10, 2026.

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