ACalcM vs 常時安全セキュリティ24
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ACalcM
This calculator app enhances standard functionality with an editable list to track numbers and operators. It allows for easy modification of entries, row insertion, and calculation sharing via email. Advanced features include memory functions, rounding options, and design customization.
- Editable calculation list
- Memory function
- Row insert function
- Email calculation results
- Rounding function
- Design customization
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This app is an extended version of ACalc. This calculator app features a list. The numbers and operators you use remain in the list and can be independently edited or added. Swipe the button to the right to change its position. In-App Purchases: (iPhone) available in three lists by deleting the ad. It will be possible to activate the "multifunctional" in the settings screen. Design changes. Addition of functions such as % button and single digit delete button. Diversification of design customization. [Features explained] Memory function -------------------------------------------------------- Using the memory function allows the following calculations: For example, When performing the function (250×100)+(350×100) Typing 300×8 [M+] button 400×8 [M+] button 800×8 [M+] button -------------------------------------------------------- Row insert function -------------------------------------------------------- Long tap on a cell to insert a row E-mail function(Swipe up the screen from the bottom) -------------------------------------------------------- Allows you to e-mail content shown onscreen. Choose from text e-mails or picture e-mails. Rounding function -------------------------------------------------------- If choosing to use rounding, the final figure is not rounded – instead, each line is rounded when calculating. Example: If typing 1,450×0.75×2, If specifying 0 places after the decimal point with 5/4 rounding: 1,450×0.75=1,088 1,088×2=2,176 When set to F (maximum displayable) 1,450×0.75=1,087.5 1,087.5×2=2,175
常時安全セキュリティ24
Protect your iPhone and iPad from online threats with this security service. It offers browser and banking protection for safe online transactions, and parental controls to manage children's device usage and access to inappropriate websites.
- Browser protection
- Banking protection
- Parental controls
- Privacy protection
- Password management
- Personal information leak monitoring
- SMS scam protection
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「常時安全セキュリティ24」は、iPhoneやiPadをインターネット上の脅威から保護するセキュリティサービスです。 ■特長 ・ネットバンキングが不安・苦手なご家族も安心! ブラウザ保護およびバンキング保護で、安全にオンラインバンキングやオンラインペイメントを利用できます。 ・お子様の「ネットの使いすぎや不適切サイトへのアクセス」を防止! お子様が使うデバイスの利用時間や不適切サイトへの接続制限をリモートから簡単に設定できます。 ■主な機能 ・安全なインターネット利用 ・バンキングプロテクション ・ペアレンタルコントロール ・プライバシーの保護(※) ・パスワード管理機能(※) ・個人情報流出監視機能(※) ・SMS詐欺保護機能(※) ※一部のお客様のみご利用いただける機能となります。 ■本サービスについてのサポート https://support.nifty.com/support/madoguchi/mail/
Screenshots
Verdict
The clearest difference is review sentiment: ACalcM at 90% against 常時安全セキュリティ24's 25%. ACalcM also leads on iOS requirement (15.6 vs 18.0). 常時安全セキュリティ24's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, update cadence 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. ACalcM sells 1 one-off in-app purchase. 常時安全セキュリティ24 asks for nothing beyond the download.
ACalcM ships an update every 8 months, 常時安全セキュリティ24 every 4 months. The most recent releases landed on September 23, 2026 and September 9, 2026 respectively.
| Parameter | ACalcM | 常時安全セキュリティ24 |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (26 ratings) — better | — |
| Positive reviews | 90.0% of reviews — better | 25.0% of reviews |
| Number of ratings | 26 — better | — |
| Update frequency | Every 8 months | Every 4 months — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 18.0 |
| Further details — not scored | ||
| Size | 13 MB | 308 MB |
| Age rating | 4+ | 4+ |
| Developer | Asoft.iOS | NIFTY Corporation |
Customer experience
ACalcM
常時安全セキュリティ24
In-app purchases
ACalcM
- Remove Ads$3.99
常時安全セキュリティ24
No in-app purchases
Questions
Is ACalcM free?
Is 常時安全セキュリティ24 free?
Do ACalcM or 常時安全セキュリティ24 have ads?
Which is updated more often, ACalcM or 常時安全セキュリティ24?
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