Calculator83 vs Habit Recorder
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator83
A minimalist calculator app focused on simplicity and a clean workflow. It offers both basic and scientific modes, allowing users to perform calculations without complex settings. Get started quickly with this straightforward tool.
- Minimalist design
- Clean workflow
- Basic mode
- Scientific mode
- Easy to use
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Calculator83 is a minimalist calculator designed with simplicity to the core and an emphasis on a clean workflow. Be up and running in seconds! Featuring two modes of operation, basic and scientific. The goal of this app is to allow users to have a powerful calculator without the fuss of learning all the settings of a powerful calculator.
Habit Recorder
This app helps you master your time by tracking your daily activities. Record what you do each day to understand where your time goes and improve your efficiency. Become a master of your time, not a slave to it.
- Record daily activities
- Track time spent on tasks
- Improve efficiency
- Time management tool
- Visualize time usage
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Efficiency has skyrocketed, and a day has become 48 hours! Time management masters teach you how to increase the length of your time, master more skills than others, and refresh your perception of efficiency! We must be masters of time, not slaves of time. Habit Recorder app is a very popular time management tool. It adopts the Habit Recorder method of time management master Ljubyshev, so that you don't have to be chased by time, you only need to record what you do every time, day after day. Record the day, you will see a new self. In the Habit Recorder app, you can add anything you want to do, and then in the future, as long as you do this thing, record the time you have completed, the time card will count your time, a period of time. Over time, you will see how much time you spend on something.
Screenshots
Verdict
The clearest difference is rating: Calculator83 at 5.0 against Habit Recorder's 4.5. Calculator83 also leads on in-app purchases (none vs 1) and ads (none vs shown). Habit Recorder's advantage is review sentiment (100% vs 67%) and update cadence (every 8 days vs every 20 months). On price, ratings volume 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
Both are free to download. Habit Recorder sells 1 one-off in-app purchase. Calculator83 asks for nothing beyond the download.
Calculator83 holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews complicate that: 67% of Calculator83's written reviews are positive against 100% of Habit Recorder's, so the app with the better star average is not the one people write more warmly about.
Calculator83 ships an update every 20 months, Habit Recorder every 8 days. The most recent releases landed on November 10, 2026 and November 3, 2026 respectively.
| Parameter | Calculator83 | Habit Recorder |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | 4.5 (2 ratings) |
| Positive reviews | 66.7% of reviews | 100.0% of reviews — better |
| Number of ratings | 4 — better | 2 |
| Update frequency | Every 20 months | Every 8 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Lyker Labs LLC | 轩 张 |
Customer experience
Calculator83
Habit Recorder
In-app purchases
Calculator83
No in-app purchases
Habit Recorder
- Habit Coin$0.99
Questions
Is Calculator83 free?
Is Habit Recorder free?
Which has better reviews, Calculator83 or Habit Recorder?
Do Calculator83 or Habit Recorder have ads?
Which is updated more often, Calculator83 or Habit Recorder?
Other comparisons
