# TankData vs MTEMC Documents Library

The clearest difference is rating: MTEMC Documents Library at 5.0 against TankData's 3.0. MTEMC Documents Library also leads on update cadence (weekly vs every 4 months) and iOS requirement (10.0 vs 14.0). TankData's advantage is ratings volume (4 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

MTEMC Documents Library holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

TankData ships an update every 4 months, MTEMC Documents Library weekly. The most recent releases landed on June 6, 2026 and July 4, 2026 respectively.

## The numbers

| Metric | TankData | MTEMC Documents Library |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/tankdata/id1094287108/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mtemc-documents-library/id1260645409/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | Free | Free |
| Size | 130 MB | 29 MB |
| Requires iOS | 14.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Tanklink Corporation](https://appshunter.io/developer/1084784645) | [The Middle Tennessee Electric Membership Corporation](https://appshunter.io/developer/1358380023) |

## What reviewers say

### TankData

[App page](https://appshunter.io/ios/app/tankdata/id1094287108)

Monitor storage tank levels, temperature, and location remotely 24/7 from your mobile device. Receive custom alerts and optimize inventory management and delivery routes for improved operational efficiency.

**Highlights:** Real-time tank level and temperature monitoring, GPS tank location tracking, Customizable alerts and alarms, Usage history and reporting, Optimized delivery routing, Reduced emergency deliveries

**Features:** macOS Compatibility

**In-app purchases:** none


### MTEMC Documents Library

[App page](https://appshunter.io/ios/app/mtemc-documents-library/id1260645409)

This app facilitates secure sharing of documents for internal and external use. It allows instant viewing of specification documents and tracks changes, benefiting field technicians by eliminating the need to carry physical manuals.

**Highlights:** Secure document sharing, Instant viewing of specification documents, Real-time change tracking, Confidential document protection, Beneficial for field technicians

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TankData free?

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

### Is MTEMC Documents Library free?

MTEMC Documents Library is free to download, with no in-app purchases.

### Which has better reviews, TankData or MTEMC Documents Library?

MTEMC Documents Library is rated higher. TankData averages 3.0 out of 5 from 4 ratings, while MTEMC Documents Library averages 5.0 from 1 ratings.

### Do TankData or MTEMC Documents Library have ads?

Neither TankData nor MTEMC Documents Library shows ads.

### Which is updated more often, TankData or MTEMC Documents Library?

TankData ships an update every 4 months, and MTEMC Documents Library weekly. Most recently, TankData was updated on June 6, 2026 and MTEMC Documents Library on July 4, 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.*