# A2Calc vs Mini ACDP

The clearest difference is review sentiment: A2Calc at 93% against Mini ACDP's 29%. A2Calc also leads on rating (4.8 vs 4.1). Mini ACDP's advantage is price (Free vs $6.99) and update cadence (every 5 days vs every 3 months). On ratings volume, ads, in-app purchases and device support there is nothing between them.

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

A2Calc holds the better App Store score, 4.8 against 4.1. Both are backed by a comparable volume of ratings — 9 and 16 respectively. Written reviews point the same way: 93% of A2Calc's written reviews are positive against 29% of Mini ACDP's.

A2Calc ships an update every 3 months, Mini ACDP every 5 days. The most recent releases landed on September 8, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | A2Calc | Mini ACDP |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | **[4.8 (9 ratings)](https://appshunter.io/ios/app/a2calc/id589583757/reviews)** | [4.1 (16 ratings)](https://appshunter.io/ios/app/mini-acdp/id1397256596/reviews) |
| Number of ratings | 9 | **16** |
| Positive reviews | **93.3% of reviews** | 28.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Paid | **Free** |
| Size | 2 MB | 79 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Farren Domenici](https://appshunter.io/developer/583666476) | [Nanning Yanhua Electronics Co., Ltd.](https://appshunter.io/developer/525374499) |

## 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


### Mini ACDP

[App page](https://appshunter.io/ios/app/mini-acdp/id1397256596)

This professional locksmith tool allows for automotive car key programming without the need for soldering. It supports various EEPROM series and MCU programming, offering in-circuit and on-adapter options. Users can also share data and receive expert guidance from a tech team.

**Highlights:** Car key programming without soldering, EEPROM in-circuit and on-adapter programming, Freescale/NEC MCU programming, CAS3/CAS4/FEM/BDM IMMO data read/write, Share program/data/info with tech team, Real-time expert guidance

**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 Mini ACDP free?

Mini ACDP is free to download, with no in-app purchases.

### Which has better reviews, A2Calc or Mini ACDP?

A2Calc is rated higher. A2Calc averages 4.8 out of 5 from 9 ratings, while Mini ACDP averages 4.1 from 16 ratings.

### Do A2Calc or Mini ACDP have ads?

Neither A2Calc nor Mini ACDP shows ads.

### Which is updated more often, A2Calc or Mini ACDP?

A2Calc ships an update every 3 months, and Mini ACDP every 5 days. Most recently, A2Calc was updated on September 8, 2026 and Mini ACDP on September 18, 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.*