Calculator PanecalST Plus vs Stereo Microphone
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
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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.
Stereo Microphone
Transform your device into a powerful microphone or audio recorder. Enhance your sound with built-in effects like pitch shifting and equalization, and choose from various high-quality recording formats.
- Device as microphone
- Audio recording
- Pitch shifter effect
- 10-band equalizer
- Multiple recording formats
- Noise reduction
- System voice processing
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Use your iPhone/iPad as a microphone and output sound to headphones or speakers. You can also use it to record audio instead of playing sound. The app comes with four built-in effects. Stereo input is available on compatible devices only. The microphone on the iPhone is positioned vertically, so by using it in landscape orientation, you can experience a greater sense of stereo sound. Please note that this app was created just for my personal use, and I cannot guarantee its performance on devices I do not own. Voice preprocess: - System Voice Processing - Noise Reduction - Auto Gain Control Included effects: - Pitch shifter - Chorus - Reverb - 10-band equalizer Supported devices with stereo input (unconfirmed): - iPhone XS or later - iPhone SE 2nd generation or later - iPad Pro 11-inch 1st generation or later - iPad Pro 12.9-inch 3rd generation or later Recording file formats: - MPEG4 AAC 44.1kHz 192kbps Stereo (.m4a, Up to 24 hours) - MPEG4 AAC 44.1kHz 128kbps Stereo (.m4a, 24h) - MPEG4 AAC 48kHz 192kbps Stereo (.m4a, 24h) - MPEG4 AAC 48kHz 256kbps Stereo (.m4a, 24h) - MPEG4 AAC 48kHz 320kbps Stereo (.m4a, 24h) - MPEG4 AAC 44.1kHz 96kbps Stereo (.m4a, 24h) - MPEG4 AAC 32kHz 64kbps Stereo (.m4a, 24h) - PCM 44.1kHz 16bit Integer Stereo (.wav, 6h) - PCM 48kHz 16bit Integer Stereo (.wav, 6h) - PCM 44.1kHz 32bit Float Stereo (.wav, 3h) - PCM 48kHz 32bit Float Stereo (.wav, 3h) * You can add a timecode when you use a PCM format. If you are using an external stereo microphone, please set the input channel to stereo in the settings. Please note that: - The screenshots are simulated images. The actual display may differ. - This app and descriptions contain machine translated text.
Screenshots
Verdict
The clearest difference is rating: Calculator PanecalST Plus at 4.9 against Stereo Microphone's 4.4. Calculator PanecalST Plus also leads on price ($1.99 vs $2.99) and iOS requirement (12.0 vs 15.0). Stereo Microphone's advantage is update cadence (every 6 weeks vs every 4 months). On review sentiment, ratings volume, ads and in-app purchases 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
Calculator PanecalST Plus costs $1.99 and Stereo Microphone $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Calculator PanecalST Plus holds the better App Store score, 4.9 against 4.4. Both are backed by a comparable volume of ratings — 16 and 9 respectively. Written reviews complicate that: 82% of Calculator PanecalST Plus's written reviews are positive against 85% of Stereo Microphone's, so the app with the better star average is not the one people write more warmly about.
Calculator PanecalST Plus ships an update every 4 months, Stereo Microphone every 6 weeks. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.
| Parameter | Calculator PanecalST Plus | Stereo Microphone |
|---|---|---|
| Price | $1.99 — better | $2.99 |
| Rating | 4.9 (16 ratings) — better | 4.4 (9 ratings) |
| Positive reviews | 82.4% of reviews | 85.0% of reviews — better |
| Number of ratings | 16 — better | 9 |
| Update frequency | Every 4 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 17 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Noriyasu Kutsuzawa | Ryouta Kira |
Customer experience
Calculator PanecalST Plus
Stereo Microphone
In-app purchases
Calculator PanecalST Plus
No in-app purchases
Stereo Microphone
No in-app purchases
Questions
Is Calculator PanecalST Plus free?
Is Stereo Microphone free?
Which has better reviews, Calculator PanecalST Plus or Stereo Microphone?
Do Calculator PanecalST Plus or Stereo Microphone have ads?
Which is updated more often, Calculator PanecalST Plus or Stereo Microphone?
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