# ADS vs Pistonly

The clearest difference is review sentiment: Pistonly at 100% against ADS's 33%. Pistonly also leads on price (Free vs $5.99) and rating (5.0 vs 2.0). ADS's advantage is in-app purchases (none vs 3). On ratings volume, ads and device support there is nothing between them.

Pistonly is free to download; ADS costs $5.99 up front. Pistonly sells 3 in-app purchases, starting at $4.99 per month. ADS asks for nothing beyond the download.

Pistonly holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 33% of ADS's written reviews are positive against 100% of Pistonly's.

ADS ships an update every 5 months, Pistonly weekly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ADS | Pistonly |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/ads-b/id6744751624/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pistonly-ai-car-diagnostics/id6791636728/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | Paid | **Freemium** |
| Size | 7 MB | 36 MB |
| Requires iOS | 26 | **17.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jan Chalupa](https://appshunter.io/developer/1557529575) | [Aliaksei Yelin](https://appshunter.io/developer/1502827500) |

## What reviewers say

### ADS

[App page](https://appshunter.io/ios/app/ads-b/id6744751624)

Track thousands of aircraft in real-time with detailed flight information. View live positions on an interactive map, access aircraft details, and explore airport arrivals/departures. Ideal for aviation enthusiasts and plane spotters.

**Highlights:** Live flight positions on interactive map, Detailed aircraft information, Flight history and predicted paths, Filter by aircraft type, altitude, and distance, Airport information and arrivals/departures, Apple Watch app

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Pistonly

[App page](https://appshunter.io/ios/app/pistonly-ai-car-diagnostics/id6791636728)

This app acts as an AI mechanic, interpreting OBD2 fault codes and car service history to identify likely issues. It provides guided checklists and detailed explanations, helping users understand and manage car repairs.

**Highlights:** AI fault code analysis, Car service history logging, Guided repair checklists, Live sensor data, Odometer cross-check, Plain language explanations

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pistonly Pro — Monthly | $4.99 | per month |
| Pistonly Pro — Annual | $29.99 | per year |
| Pistonly Pro Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is ADS free?

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

### Is Pistonly free?

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

### Which has better reviews, ADS or Pistonly?

Pistonly is rated higher. ADS averages 2.0 out of 5 from 1 ratings, while Pistonly averages 5.0 from 1 ratings.

### Do ADS or Pistonly have ads?

Neither ADS nor Pistonly shows ads.

### Which is updated more often, ADS or Pistonly?

ADS ships an update every 5 months, and Pistonly weekly. Most recently, ADS was updated on October 25, 2026 and Pistonly on October 24, 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.*