# iotaSmart vs Track 91

The clearest difference is update cadence: Track 91 at every 4 days against iotaSmart's every 5 months. iotaSmart's advantage is iOS requirement (11.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

iotaSmart ships an update every 5 months, Track 91 every 4 days. The most recent releases landed on November 2, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | iotaSmart | Track 91 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 days** |
| Monetization | Free | — |
| Size | 70 MB | 45 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Amit Shekhar](https://appshunter.io/developer/1179387188) | [Vaishali C Peddintiwar](https://appshunter.io/developer/1424826187) |

## What reviewers say

### iotaSmart

[App page](https://appshunter.io/ios/app/iotasmart/id1179387189)

Monitor your vehicle's health, driving behavior, and location in real-time. Predict potential failures and maintenance needs to reduce repair costs and ensure a safer driving environment. Track fuel efficiency and driving trends for better decision-making.

**Highlights:** Real-time vehicle health monitoring, Driving behavior and trends analysis, Predictive maintenance alerts, Fuel efficiency tracking, Real-time vehicle location tracking, Advance engine diagnostics

**Features:** macOS Compatibility

**In-app purchases:** none


### Track 91

[App page](https://appshunter.io/ios/app/track-91/id6787424650)

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

**In-app purchases:** none


## Frequently asked questions

### Is iotaSmart free?

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

### Is Track 91 free?

Track 91 is free to download, with no in-app purchases.

### Do iotaSmart or Track 91 have ads?

Neither iotaSmart nor Track 91 shows ads.

### Which is updated more often, iotaSmart or Track 91?

iotaSmart ships an update every 5 months, and Track 91 every 4 days. Most recently, iotaSmart was updated on November 2, 2026 and Track 91 on October 25, 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.*