Comparison

Calc vs BeeFocus

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

Head to head
About

Calc

This app offers a high-precision scientific calculator with over 50 digits of accuracy. It supports advanced mathematical functions, complex arithmetic, and programmable features for derivatives, integrals, and root finding.

Highlights
  • High-precision calculations (50+ digits)
  • Extensive mathematical functions
  • Programmable features
  • Complex arithmetic
  • Graphing capabilities
  • Derivative and integral calculation
Features
Read full description

Calc-50 is a high-precision scientific graphing RPN calculator. It carries over 50 digits of accuracy and has a large number of mathematical functions, including trig and hyperbolic functions and their inverses, and math special functions such as gamma, beta, psi, exponential integral, sine, cosine, and log integrals, Bessel functions, and more. It is programmable, with functions that take user functions and find derivatives, integrals, function max/min, and roots. Calc-50 also provides complex arithmetic and elementary functions.

About

BeeFocus

Features
Read full description

BeeFocus is a focused Pomodoro timer for studying, working, reading, planning, and deep work. Choose a mission, start a focus session, and let a simple rhythm of concentration and breaks help you make steady progress. FOCUS WITH A CLEAR RHYTHM Use a proven focus timer workflow: • Focus sessions for uninterrupted work or study • Short breaks to reset between sessions • Long breaks after completing a focus cycle • Automatic countdowns for every phase • Optional notifications when a session or break ends MAKE EVERY TIMER FIT YOUR WORK Create missions for the things that matter to you. Set a different focus duration, short break, long break, and number of focus cycles for each mission. Switch between study, work, reading, exercise, creative projects, and personal goals from one mission list. STAY ACCOUNTABLE WITH FOCUS MODES Choose Loose Mode when you need flexibility. Choose Strict Mode when you want stronger accountability: leaving the app during an active focus session ends that session. SEE YOUR DAILY PROGRESS Your completed focus sessions build a visual hive throughout the day. Review your focus history by date, browse weekly activity, and use statistics to understand your focus time, break time, session count, and mission distribution. PREMIUM INSIGHTS BeeFocus Premium includes: • Ad-free focus sessions • Advanced focus statistics • Weekly focus heatmap WHY BEEFOCUS? • Simple enough to start a session in seconds • Flexible enough for study and professional work • Designed for consistent daily focus, not complicated setup • Separate missions keep your goals and timer settings organized • Calm visual feedback makes progress easy to see Whether you are looking for a Pomodoro study timer, a work focus timer, a deep work timer, or a simple productivity timer, BeeFocus helps turn your next task into one clear session at a time. Start your first focus session with BeeFocus today. Privacy Policy: https://asktao.notion.site/Policy-bf8327c581b2470590cf65c43777758f Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Calc1 screens
BeeFocus4 screens

Verdict

The call

The clearest difference is in-app purchases: Calc at none against BeeFocus's 2. Calc also leads on iOS requirement (12.0 vs 17.0). BeeFocus's advantage is update cadence (every 4 months vs every 10 months). On price, 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. BeeFocus sells 2 in-app purchases, starting at $1.99 per 7 days. Calc asks for nothing beyond the download.

UpkeepUpdate frequency

Calc ships an update every 10 months, BeeFocus every 4 months. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

Scorecard3 real differences · 7 level
Calc versus BeeFocus: the parameters behind the verdict, then further details
ParameterCalcBeeFocus
PriceFreeFree
Rating3.7 (3 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 10 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better17.0
Further details — not scored
Size38 MB10 MB
Age rating4+4+
DeveloperDavid Smith亮辉 赵

In-app purchases

None

Calc

No in-app purchases

2 purchases

BeeFocus

Subscriptions2
  • Weekly$1.997 Days
  • Monthly$3.991 Month

Questions

Is Calc free?
Calc is free to download, with no in-app purchases.
Is BeeFocus free?
BeeFocus is free to download, with in-app purchases available.
Do Calc or BeeFocus have ads?
Neither Calc nor BeeFocus shows ads.
Which is updated more often, Calc or BeeFocus?
Calc ships an update every 10 months, and BeeFocus every 4 months. Most recently, Calc was updated on October 24, 2026 and BeeFocus on October 20, 2026.

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