Comparison

Calculus vs Focus Flip

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

Head to head
About

Calculus

This AI-powered math companion provides instant, step-by-step solutions to calculus problems. Easily input questions via photo or typing to understand derivatives, integrals, and limits.

Highlights
  • Photo solver for instant problem capture
  • Manual input for equation entry
  • Detailed step-by-step explanations
  • Instant and accurate solutions
  • Covers derivatives, integrals, limits, and more
Features
Read full description

Master calculus effortlessly with Calculus AI, your intelligent math companion designed to solve complex problems in seconds. Whether you’re working on derivatives, integrals, or limits, this AI-powered tool provides instant, step-by-step explanations to help you learn faster and study smarter. Snap a photo or type your question — Calculus AI transforms any calculus problem into a clear, detailed solution. Key Features Photo Solver: Capture any calculus problem with your camera and get instant results. Manual Input: Type equations directly for fast, accurate solutions. Step-by-Step Explanations: Understand every step with detailed breakdowns. Instant Answers: Get reliable, precise solutions in seconds. Comprehensive Coverage: Supports all major calculus topics, including: - Derivatives & Integration - Limits & Continuity - Differential Equations - Series & Sequences - Multivariable Calculus Perfect For - Students mastering calculus - Homework and assignment help - Exam and test preparation - Self-study and concept review Subscription Options: Pro Weekly – $4.99 per week (auto-renews every week) Pro Yearly – $29.99 per year (auto-renews every year) Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Payment will be charged to your Apple ID account at confirmation of purchase. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and turn off auto-renewal in your Apple ID account settings. Any unused portion of a free trial period will be forfeited when purchasing a subscription. Conquer Geometry Today Download Geometry Scanner and solve any geometry problem with visual clarity and step-by-step guidance. Terms of Use: https://sites.google.com/view/alicsystems/general/term-of-use?authuser=0 Privacy Policy: https://sites.google.com/view/alicsystems/general/privacy-policy?authuser=0 Support: https://sites.google.com/view/alicsystems/general/support?authuser=0

About

Focus Flip

Features
Read full description

Focus Flip: Pomodoro Timer is a flip-to-start focus timer designed to keep your phone face down and your mind in the zone. Use it as a clean pomodoro timer to break work into sprints and short breaks without getting lost in notifications. Turn your device into a distraction-free focus app that starts tracking the moment you flip your phone. Section 1 – Flip to focus: your core focus timer Make focus as simple as flipping your phone: Put your phone face down to automatically start the focus timer. Pick a duration and let the timer run without needing to tap or swipe. Lift or flip your phone back to pause or stop the focus timer. Use it as a study timer on your desk, library table, or coffee shop spot. The flip mechanic turns your device into a physical reminder that it’s time to work, not scroll. Section 2 – Classic Pomodoro timer flow Turn your sessions into a structured pomodoro timer routine: Choose classic 25/5 or customize your pomodoro timer lengths. Chain several pomodoros together for deep work while still getting breaks. See your completed rounds so you know how many pomodoro timer cycles you’ve finished today. Use Focus Flip as your pocket focus keeper so you don’t lose track of where you are. This keeps your day moving in simple sprints instead of one long, exhausting block. Section 3 – Study & work rhythms Use Focus Flip as your everyday study timer and work companion: Create tags like “Exam prep”, “Client work”, or “Side project” in your study timer sessions. Track how much real, phone-down time you’ve logged for each tag. Treat the app as a minimal focus app you can trust whenever you sit down to study or work. Let Focus Flip act like a quiet focus keeper that measures how consistent you’ve been. Great for students, creators, freelancers, and anyone who wants real, measurable focus blocks. Section 4 – Your focus friend Think of Focus Flip as your quiet focus friend: Your focus friend nudges you to put the phone face down when it’s time to work. Your focus friend celebrates finished sprints with simple stats, not noisy streaks. Your focus friend stays on your side as a reliable focus app, not a social feed. No pressure, no gamified stress — just a calm helper that stays with you session after session. Section 5 – Why this app Why people choose Focus Flip: Pomodoro Timer: Physical cue: The flip-to-start focus timer makes it obvious when you’re in a session. Minimal: A clean pomodoro timer and focus app that doesn’t flood you with complex dashboards. Flexible: Works as a study timer, work timer, or simple focus keeper for any task. How to use Open Focus Flip and choose your pomodoro timer or custom duration. Place your phone face down to start the focus timer. Work until the timer ends, treating the app as your quiet focus friend. Flip your phone back over to end or pause the session. Check your history to see how much time you’ve logged in your focus app and study timer. Notes / Disclaimer Focus Flip is a productivity tool only. It cannot guarantee grades, promotions, or outcomes. It simply helps you stay off your phone and keep consistent focus timer and pomodoro timer sessions. Always listen to your body, take healthy breaks, and avoid overworking. Premium Purchases: Some features in this app require a premium subscription purchase. Features like extended timers and categories + viewing stats require this. TERMS OF USE: https://www.apple.com/in/legal/internet-services/terms/site.html PRIVACY POLICY: https://docs.google.com/document/d/1xYJd7JMu9YEkS6cY2vJAi_fAsXRCM5Ljvait-MS1j0k/edit?tab=t.0

Screenshots

Calculus3 screens
Focus Flip4 screens

Verdict

The call

The clearest difference is update cadence: Focus Flip at every 2 days against Calculus's every 2 weeks. Calculus's advantage is iOS requirement (15.1 vs 18.2). On price, ads, in-app purchases 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. Calculus sells 2 in-app purchases, starting at $4.99 per 7 days and Focus Flip sells 2 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Calculus ships an update every 2 weeks, Focus Flip every 2 days. The most recent releases landed on July 17, 2026 and September 15, 2026 respectively.

Scorecard2 real differences · 8 level
Calculus versus Focus Flip: the parameters behind the verdict, then further details
ParameterCalculusFocus Flip
PriceFreeFree
Rating1.0 (2 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 2 weeksEvery 2 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPod — betteriPhone
Requires iOS15.1 — better18.2
Further details — not scored
Size36 MB51 MB
Age rating4+4+
DeveloperAlicSystemsAnul Agarwal

In-app purchases

2 purchases

Calculus

Subscriptions2
  • Pro Weekly3 Days trial$4.997 Days
  • Pro Yearly$19.991 Year
2 purchases

Focus Flip

Subscriptions1
  • Study Timer Weekly 13 Days trial$1.997 Days
One-time1
  • Pomodoro Timer Lifetime 1$7.99

Questions

Is Calculus free?
Calculus is free to download, with in-app purchases available.
Is Focus Flip free?
Focus Flip is free to download, with in-app purchases available.
Do Calculus or Focus Flip have ads?
Neither Calculus nor Focus Flip shows ads.
Which is updated more often, Calculus or Focus Flip?
Calculus ships an update every 2 weeks, and Focus Flip every 2 days. Most recently, Calculus was updated on July 17, 2026 and Focus Flip on September 15, 2026.

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