# A2Calc vs TrueSecure Admin

The clearest difference is price: TrueSecure Admin at Free against A2Calc's $6.99. TrueSecure Admin also leads on rating (5.0 vs 4.7). A2Calc's advantage is ratings volume (10 vs 1) and iOS requirement (12.0 vs 15.6). On update cadence, ads, in-app purchases and device support there is nothing between them.

TrueSecure Admin is free to download; A2Calc costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TrueSecure Admin holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: A2Calc has 10 ratings behind it against 1, so its average is the more settled of the two.

A2Calc ships an update every 3 months, TrueSecure Admin every 2 months. The most recent releases landed on November 1, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | A2Calc | TrueSecure Admin |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | [4.7 (10 ratings)](https://appshunter.io/ios/app/a2calc/id589583757/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/truesecure-admin/id6550909969/reviews)** |
| Number of ratings | **10** | 1 |
| Positive reviews | 93.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 2 MB | 49 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Farren Domenici](https://appshunter.io/developer/583666476) | [KoreLock, Inc.](https://appshunter.io/developer/1652983807) |

## What reviewers say

### A2Calc

[App page](https://appshunter.io/ios/app/a2calc/id589583757)

This app assists locksmiths by automatically calculating pinning charts for A2 SFIC systems. It supports 6 or 7 pin systems and includes features like a randomize function, control finder, and project saving. Projects are encrypted and can be shared via AirPrint or email.

**Highlights:** Automatic pinning chart calculation, Supports 6 or 7 pin systems, Randomize chart generation, Control Finder for lost control keys, Save up to 16 projects, Encrypted and passcode-protected projects, Share projects via AirPrint or email

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### TrueSecure Admin

[App page](https://appshunter.io/ios/app/truesecure-admin/id6550909969)

Manage and monitor smart locks from your smartphone. Register, configure, and control locks via Bluetooth or remotely over WiFi. Track access history and manage user credentials and settings.

**Highlights:** Lock registration, WiFi network connection, Bluetooth and remote control, User credential management, Access history logs, Lock settings configuration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is A2Calc free?

A2Calc costs $6.99, with no in-app purchases.

### Is TrueSecure Admin free?

TrueSecure Admin is free to download, with no in-app purchases.

### Which has better reviews, A2Calc or TrueSecure Admin?

TrueSecure Admin is rated higher. A2Calc averages 4.7 out of 5 from 10 ratings, while TrueSecure Admin averages 5.0 from 1 ratings.

### Do A2Calc or TrueSecure Admin have ads?

Neither A2Calc nor TrueSecure Admin shows ads.

### Which is updated more often, A2Calc or TrueSecure Admin?

A2Calc ships an update every 3 months, and TrueSecure Admin every 2 months. Most recently, A2Calc was updated on November 1, 2026 and TrueSecure Admin on October 17, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*