# Maintra vs Modbus 40001

The clearest difference is in-app purchases: Modbus 40001 at none against Maintra's 2. Maintra's advantage is update cadence (fortnightly vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Maintra sells 2 in-app purchases, starting at $1.99 per month. Modbus 40001 asks for nothing beyond the download.

Maintra ships an update fortnightly, Modbus 40001 every 5 weeks. The most recent releases landed on November 5, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Maintra | Modbus 40001 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/maintra-smart-maintenance-log/id6775876731/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | Freemium | — |
| Size | 70 MB | 58 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kyrylo Rozbeiko](https://appshunter.io/developer/6775876733) | [PHILIP JULIAN ROBINSON](https://appshunter.io/developer/1865579763) |

## What reviewers say

### Maintra

[App page](https://appshunter.io/ios/app/maintra-smart-maintenance-log/id6775876731)

Log vehicle maintenance, fuel, and costs with AI assistance. Track services, repairs, and parts, and receive smart reminders. Organize your entire vehicle history in one place.

**Highlights:** AI-powered service logging, Receipt scanning for data entry, Smart maintenance planning and reminders, Vehicle-aware AI assistant, Fuel consumption and cost tracking, Parts inventory and alerts, Multi-vehicle support

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Maintra Pro | $1.99 | per month |
| Maintra VIP | $7.99 | per month |


### Modbus 40001

[App page](https://appshunter.io/ios/app/modbus-40001/id6799202584)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Maintra free?

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

### Is Modbus 40001 free?

Modbus 40001 is free to download, with no in-app purchases.

### Do Maintra or Modbus 40001 have ads?

Neither Maintra nor Modbus 40001 shows ads.

### Which is updated more often, Maintra or Modbus 40001?

Maintra ships an update fortnightly, and Modbus 40001 every 5 weeks. Most recently, Maintra was updated on November 5, 2026 and Modbus 40001 on October 16, 2026.

---

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