# Dialnostics vs Carmainty

The clearest difference is price: Carmainty at Free against Dialnostics's $5.99. Carmainty also leads on update cadence (every 2 weeks vs every 7 months). Dialnostics's advantage is rating (5.0 vs 4.5) and in-app purchases (none vs 3). On review sentiment, ratings volume, ads and device support there is nothing between them.

Carmainty is free to download; Dialnostics costs $5.99 up front. Carmainty sells 3 in-app purchases, starting at $1.49 per month. Dialnostics asks for nothing beyond the download.

Dialnostics holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 5 and 8 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Dialnostics ships an update every 7 months, Carmainty every 2 weeks. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Dialnostics | Carmainty |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/dialnostics/id662583874/reviews)** | [4.5 (8 ratings)](https://appshunter.io/ios/app/carmainty-car-maintenance-log/id6756753243/reviews) |
| Number of ratings | 5 | **8** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 1 MB | 83 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Farren Domenici](https://appshunter.io/developer/583666476) | [Michal Mati](https://appshunter.io/developer/1862621978) |

## What reviewers say

### Dialnostics

[App page](https://appshunter.io/ios/app/dialnostics/id662583874)

This tool automates standard dialing diagnostic techniques for safe combinations. Input the current combination to see possible new combinations based on common lock issues like user error, loose dials, or stuck mechanisms. It also offers random combination generation and customization options.

**Highlights:** Automated dialing diagnostics, Possible new combination generation, Mark tried combinations, User error combination reveal, Loose dial ring reveal, Stuck fly reveal, Loose spline key reveal, Random combo generator

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

**In-app purchases:** none


### Carmainty

[App page](https://appshunter.io/ios/app/carmainty-car-maintenance-log/id6756753243)

Effortlessly track your vehicle's maintenance, fuel-ups, and expenses. Get reminders for services, analyze costs, and store important vehicle specifications to save money and extend your car's lifespan.

**Highlights:** Log fuel-ups, services, and expenses, Customizable maintenance reminders, Track fuel economy and costs, Store vehicle specifications, Generate PDF reports, Multi-vehicle tracking (Premium), Cloud sync and backup (Premium)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Cloud - 1 Months | $1.49 | per month |
| Premium Cloud - 12 Months | $8.99 | per year |
| Premium Offline | $19.99 | one-time |


## Frequently asked questions

### Is Dialnostics free?

Dialnostics costs $5.99, with no in-app purchases.

### Is Carmainty free?

Carmainty is free to download, with in-app purchases available.

### Which has better reviews, Dialnostics or Carmainty?

Dialnostics is rated higher. Dialnostics averages 5.0 out of 5 from 5 ratings, while Carmainty averages 4.5 from 8 ratings.

### Do Dialnostics or Carmainty have ads?

Neither Dialnostics nor Carmainty shows ads.

### Which is updated more often, Dialnostics or Carmainty?

Dialnostics ships an update every 7 months, and Carmainty every 2 weeks. Most recently, Dialnostics was updated on November 1, 2026 and Carmainty on November 5, 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.*