# TankSpotter vs OTOdata VM

The clearest difference is update cadence: OTOdata VM at daily against TankSpotter's weekly. OTOdata VM also leads on iOS requirement (13.0 vs 15.0). 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.

TankSpotter ships an update weekly, OTOdata VM daily. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | TankSpotter | OTOdata VM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (10 ratings)](https://appshunter.io/ios/app/tankspotter/id1170051252/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Daily** |
| Monetization | Free | — |
| Size | 54 MB | 173 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [William Stomp](https://appshunter.io/developer/1170051251) | [Reseau sans fil Otodata Inc](https://appshunter.io/developer/1022440536) |

## What reviewers say

### TankSpotter

[App page](https://appshunter.io/ios/app/tankspotter/id1170051252)

This app helps propane and heating oil businesses manage safety, maintenance, and sales. It provides instant notifications with photos and location data for issues and opportunities, streamlining field operations and reducing costs.

**Highlights:** Instant safety and maintenance issue notifications, Geo-location and photo/video capture, Tank status, size, and ownership tracking, Paperless estimates and invoices, Targeted marketing campaign data, Automated field data capture

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

**In-app purchases:** none


### OTOdata VM

[App page](https://appshunter.io/ios/app/otodata-vm/id6737976081)

**In-app purchases:** none


## Frequently asked questions

### Is TankSpotter free?

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

### Is OTOdata VM free?

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

### Do TankSpotter or OTOdata VM have ads?

Neither TankSpotter nor OTOdata VM shows ads.

### Which is updated more often, TankSpotter or OTOdata VM?

TankSpotter ships an update weekly, and OTOdata VM daily. Most recently, TankSpotter was updated on November 6, 2026 and OTOdata VM on October 30, 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.*