Calculator PanecalST Plus vs Haiku Note
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator PanecalST Plus
This calculator app allows you to view and edit complex formulas with ease. It prevents errors by letting you check input as you go and reuse past calculations by modifying values. Navigate and edit expressions quickly with a cursor and intuitive controls.
- Formula editing with cursor
- Re-calculation using history
- Time, tax, and percentage calculations
- Cut, copy, and paste functionality
- Expression and answer history
- Customizable settings
Read full descriptionHide full description
This is calculator app that allows you to display and modify formulas. It allows you to enter formulas while checking them, which prevents you from typing incorrectly or making calculation errors. It is also possible to reuse past formulas to change only certain values to calculate them. The cursor indicates on the display, and you can tap or press the arrow keys to quickly navigate to where you want to edit. It has a powerful, flexible and intuitive user interface with support for swiping to scroll through formulas and long-tap to copy and paste. [ Features ] - Easy operation for editing formulas - Re-calculation by using history - Four arithmetic operations, root, percentages, time, tax and parentheses calculations - Memory, M+, M-, MR, MC - Scroll up/down lines - Cut, copy and paste - Expressions history and answer history - Grouping separator and decimal point - Various settings (Long tap MENU key) [ What do you use "Calculator" for ] - General calculator - Tax and VAT - Sales, profit and cost - Split a payments at restaurant - Long formulas calculation - Formula include parenthesis - Elapsed time, time addition and subtraction, production time, costing from time [ Four arithmetic operations ] 1 + 2 - 3 × 4 ÷ 5 = 0.6 [ Time calculation ] 16:15 - 12:45 = 3:30:00 1.5 × (16:15 - 12:45) = 5:15:00 Press [H:M:S] key for changing value after calculation. =5.25 [ Root calculation (Long press)] √( 2 × 2) = 2 [ Percentage calculation ] 500 + 20% = 600 500 - 20% = 400 500 × 20% = 100 100 ÷ 500% = 20 [ Tax calculation ] 500 Tax+ = 525 525 Tax- = 500 [ Parenthesis calculation ] ( 1 + 2 ) × ( 3 + 4 ) = 21 ( 1 + 2 ) ( 3 + 4 ) ( 5 + 6 ) = 231 [ Grouping separator and decimal point ] 123,456,789.1 + 0.02 = 123,456,789.12 123.456.789,1 + 0,02 = 123.456.789,12 (Depends on setting) [ Display ] Calculator indicates long expressions on the display. If you may mistake to input expressions, you can correct this expressions easily and quickly using by back space key, arrow keys and C(clear) key. [ Re-play and history functions ] Calculator has "Re-play function". It indicates expressions that you inputted in the recently using by △(re-play)key. If you long-press re-play key, expressions history table is available. [ Last answer and history functions ] Last answer is that indicates the last calculation result by using Ans key. If you long-press Ans key, a last answer history table is available. [ Percent calculator ] If you would like to calculate “20% more $50”, you can input 50+20% and get a result. [ Tax calculator ] This calculator can store tax rate in the setting. And you can get price including / excluding tax easily and quickly using by Tax+/Tax- keys. [ Disclaimer ] Please note in advance that Appsys is not responsible for any damage or lost profits caused by the use of this software, or any claims from third parties.
Haiku Note
Read full descriptionHide full description
“Haiku Note” allows you to easily write down and save your haiku. You can use five lists to save your haiku: spring, summer, autumn, winter, and no season. (How to use) - If you put 1st, 2nd, and 3rd lines in the three frames on the right side, the haiku will appear on the left side. The fourth frame is the author's name. The pull-down button below it allows you to change the color of the season. - Haiku can be saved in a seasonal list. In the seasonal list, you can delete, reorder, and save the list. You can also swipe right on an individual haiku to bring it back to the main screen. - You can browse your haiku. You can switch between one-line and three-line display. - You can also have the voice read out loud by pressing the "Voice" button. The type of voice can be changed in the device settings. - You can tweet your haiku by clicking the "Tweet" button. Hashtags can be changed in the settings screen.
Screenshots
Verdict
The clearest difference is price: Haiku Note at Free against Calculator PanecalST Plus's $1.99. Haiku Note also leads on update cadence (every 5 weeks vs every 4 months). Calculator PanecalST Plus's advantage is in-app purchases (none vs 1) and ads (none vs shown). On 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
Haiku Note is free to download; Calculator PanecalST Plus costs $1.99 up front. Haiku Note sells 1 one-off in-app purchase. Calculator PanecalST Plus asks for nothing beyond the download.
Calculator PanecalST Plus ships an update every 4 months, Haiku Note every 5 weeks. The most recent releases landed on October 15, 2026 and October 5, 2026 respectively.
| Parameter | Calculator PanecalST Plus | Haiku Note |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 4.9 (15 ratings) — better | — |
| Positive reviews | 82.4% of reviews | — |
| Number of ratings | 15 — better | — |
| Update frequency | Every 4 months | Every 5 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 17 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Noriyasu Kutsuzawa | Mihoko Araki |
In-app purchases
Calculator PanecalST Plus
No in-app purchases
Haiku Note
- No Ads$2.99
Questions
Is Calculator PanecalST Plus free?
Is Haiku Note free?
Do Calculator PanecalST Plus or Haiku Note have ads?
Which is updated more often, Calculator PanecalST Plus or Haiku Note?
Other comparisons















