Voice2Mail vs PiSquared
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Voice2Mail
Record voice memos with a single click and have them automatically emailed to you or others. This app is ideal for capturing ideas and notes on the go without needing to type or look at the screen. It even works offline, sending recordings once a connection is available.
- One-click voice recording
- Automatic email dispatch
- Adjustable record length (premium)
- Listen and delete memos in-app (premium)
- Optional location transmission
- WLAN upload adjustment
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Voice2Mail is a practical app that allows you to create voice recordings with just one single click. After recording, the voice file will be emailed to yourself and/or others. Voice2Mail is perfect for recording ideas and taking voice notes while you're in the hurry. It allows you recording notes without having to look to the screen and without having to type anything. +++ This offers you Voice2Mail +++ - Record voice memos with one click - Automatic dispatch of notes +++ Premium-Features+++ - Maximum record length adjustable - Listen and delete memos directly in the app - Location can be transmitted optionally - Upload with WLAN connection adjustable Use the dictation machine app to record your ideas as voice messages and listen to them later as MP3 in your e-mail. So you will never forget spontaneous ideas or dates! Even if you do not have a signal, you can use Voice2Mail to record a voice memo. The program will send you the note as soon as you are online. On request the location of your recording can also be transmitted. You can listen to your memos directly in the app and delete them if necessary.
PiSquared
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PiSquared is an RPN-only calculator for the Apple Watch. It supports a wide variety of mathematical and scientific functions as well as binary operations for programmers. Integer, floating point (real) and complex numbers are equally supported. These functions are available: - calculation of the number of combinations or permutations for integer numbers - factorials for integer numbers or Gamma function for positive non-integer numbers - trigonometric, logarithmic, exponential and hyperbolic functions for floating point and complex numbers - date and time conversions - logical operations for binary, octal or hexadecimal numbers - cartesian to polar coordinate conversions and vice versa (floating point numbers) - degrees to radians and vice versa conversions (floating point numbers) - absolute, integer and fractional value of a number (floating point and partially complex numbers) - rounding of a real number (standard rounding and rounding up or down) - random number generator and some more. The calculator has a stack depth of ten and features ten additional storage registers. All storage registers and the stack can be inspected. The stack itself can be manipulated by moving it up or down or by swapping its two topmost elements.
Screenshots
Verdict
The clearest difference is price: Voice2Mail at Free against PiSquared's $1.99. Voice2Mail also leads on update cadence (every 6 months vs every 23 months). PiSquared's advantage is in-app purchases (none vs 2) 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
Voice2Mail is free to download; PiSquared costs $1.99 up front. Voice2Mail sells 2 one-off in-app purchases. PiSquared asks for nothing beyond the download.
Voice2Mail ships an update every 6 months, PiSquared every 23 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | Voice2Mail | PiSquared |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 3.7 (3 ratings) — better | — |
| Positive reviews | 62.5% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 6 months — better | Every 23 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 24 MB | 3 MB |
| Age rating | 17+ | 4+ |
| Developer | Abelssoft | Hartwig Wiesmann |
In-app purchases
Voice2Mail
- Premium Extra$0.99
- Premium Features$1.99
PiSquared
No in-app purchases









