# MTEMC Documents Library vs Zen Checklists

The clearest difference is in-app purchases: MTEMC Documents Library at none against Zen Checklists's 2. MTEMC Documents Library also leads on iOS requirement (10.0 vs 15.1). Zen Checklists's advantage is update cadence (every 3 days vs weekly). On price, ads and device support there is nothing between them.

Both are free to download. Zen Checklists sells 2 in-app purchases, starting at $1.99 per month. MTEMC Documents Library asks for nothing beyond the download.

MTEMC Documents Library ships an update weekly, Zen Checklists every 3 days. The most recent releases landed on July 4, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | MTEMC Documents Library | Zen Checklists |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mtemc-documents-library/id1260645409/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | Free | — |
| Size | 29 MB | 45 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The Middle Tennessee Electric Membership Corporation](https://appshunter.io/developer/1358380023) | [Stellar Apps SL](https://appshunter.io/developer/1815942509) |

## What reviewers say

### 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


### Zen Checklists

[App page](https://appshunter.io/ios/app/zen-checklists/id6740534910)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zen Checklists Premium Monthly | $1.99 | per month |
| Zen Checklists Premium Yearly | $9.99 | per year |


## Frequently asked questions

### Is MTEMC Documents Library free?

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

### Is Zen Checklists free?

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

### Do MTEMC Documents Library or Zen Checklists have ads?

Neither MTEMC Documents Library nor Zen Checklists shows ads.

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

MTEMC Documents Library ships an update weekly, and Zen Checklists every 3 days. Most recently, MTEMC Documents Library was updated on July 4, 2026 and Zen Checklists on September 26, 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.*