Comparison

Sloooow vs PyCalc

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

Head to head
About

Sloooow

This app offers a unique perspective on time by presenting a clock that completes a full rotation in one year. It's designed as a conceptual art piece to encourage reflection on our relationship with time and yearly accomplishments.

Highlights
  • Year-long clock rotation
  • Conceptual art piece
  • Time relationship exploration
  • Reflection on yearly accomplishments
Features
Read full description

Earth takes 365 days to orbit our Sun. Sloooow™ dial takes one year to complete a rotation. Sloooow™ is a conceptual art piece designed to question our relationship with time and what one can accomplish in a year. Change your relationship with time. Take it Sloooow™

About

PyCalc

This app offers a revolutionary approach to mobile calculations, allowing users to view and edit entire equations at once. It leverages the power of Python 3.11.1 for advanced functions, symbolic math, and financial analysis, making complex computations accessible on the go.

Highlights
  • Real-time editable calculation view
  • Python 3.11.1 interpreter
  • Programmable scientific calculator
  • Support for matrices and fractions
  • Built-in Python packages (math, sympy)
  • Financial analysis functions
  • Symbolic math capabilities
Features
Read full description

What most people love first about PyCalc is that they can see and edit their entire calculation all at once. It's a simple idea but it makes a huge difference in the kinds of calculations people end up doing on mobile. But that just scratches the surface of PyCalc's features and capabilities. The more you learn, the more you'll see how easy it is to do calculations that were always too hard before on mobile. Jump in and learn a truly better way of calculating. Basic features: ● A new and better approach to mobile calculation ● A cleaner interface for complicated calculations than traditional calculators ● Calculate by voice ● A history list keeps track of your previous calculations ● Functions built in for a huge range of applications ● Multiple keyboards optimized for different use cases Advanced features: ● Based on the Python® language, with access to the power of a full Python 3.11.1 interpreter ● Programmable scientific calculator: An editable startup.py script allows you to define your own functions for easy access later ● Streamlined support for matrices and fractions ● Many standard Python packages, such as: math, statistics, random, sympy, mpmath, fractions, decimal and datetime ● Basic financial analysis functions: pv(), fv(), npv(), pmt(), etc. ● Built-in support for complex numbers ● Symbolic math via the sympy package ● http/https queries via requests package ● Much, much more... "Python" and the Python Logo are trademarks or registered trademarks of the Python Software Foundation, used by the PyCalc project with permission from the Foundation.

Screenshots

Sloooow1 screens
PyCalc4 screens

Verdict

The call

The clearest difference is rating: PyCalc at 5.0 against Sloooow's 3.7. PyCalc also leads on review sentiment (100% vs 60%) and update cadence (every 2 weeks vs every 38 months). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

PyCalc holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: PyCalc has 15 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 60% of Sloooow's written reviews are positive against 100% of PyCalc's.

UpkeepUpdate frequency

Sloooow ships an update every 38 months, PyCalc every 2 weeks. The most recent releases landed on October 9, 2026 and September 20, 2026 respectively.

Scorecard4 real differences · 6 level
Sloooow versus PyCalc: the parameters behind the verdict, then further details
ParameterSloooowPyCalc
PriceFreeFree
Rating3.7 (3 ratings)5.0 (15 ratings) — better
Positive reviews60.0% of reviews100.0% of reviews — better
Number of ratings315 — better
Update frequencyEvery 38 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, Apple WatchiPhone, iPad
Requires iOS17.0 — better18.0
Further details — not scored
Size3 MB120 MB
Age rating4+4+
DeveloperTerry GillespieYoureka Tech, LLC

Customer experience

Sloooow

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews5 reviews
Positive60.0%
Neutral0.0%
Negative40.0%

PyCalc

All ratings15 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews8 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Sloooow

No in-app purchases

None

PyCalc

No in-app purchases

Questions

Is Sloooow free?
Sloooow is free to download, with no in-app purchases.
Is PyCalc free?
PyCalc is free to download, with no in-app purchases.
Which has better reviews, Sloooow or PyCalc?
PyCalc is rated higher. Sloooow averages 3.7 out of 5 from 3 ratings, while PyCalc averages 5.0 from 15 ratings.
Do Sloooow or PyCalc have ads?
Neither Sloooow nor PyCalc shows ads.
Which is updated more often, Sloooow or PyCalc?
Sloooow ships an update every 38 months, and PyCalc every 2 weeks. Most recently, Sloooow was updated on October 9, 2026 and PyCalc on September 20, 2026.

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