# iePassManager vs Theta

The clearest difference is review sentiment: Theta at 100% against iePassManager's 33%. iePassManager's advantage is update cadence (every 3 months vs every 19 months) and iOS requirement (10.0 vs 13.0). 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.

iePassManager ships an update every 3 months, Theta every 19 months. The most recent releases landed on October 16, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | iePassManager | Theta |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (4 ratings)](https://appshunter.io/ios/app/iepassmanager/id1504200260/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 19 months |
| Monetization | Free | Free |
| Size | 1 MB | 1 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [FEITIAN Technologies Co.,Ltd.](https://appshunter.io/developer/398121823) | [Mikhail Fedorov](https://appshunter.io/developer/714735606) |

## What reviewers say

### iePassManager

[App page](https://appshunter.io/ios/app/iepassmanager/id1504200260)

This utility app manages your FIDO security keys, offering a secure way to authenticate your identity across devices. It supports dual-interface keys for seamless connection to smartphones, PCs, and tablets.

**Highlights:** FIDO key management, Identity authentication, Dual interface support, Cross-device compatibility, High security smart card chip

**Features:** macOS Compatibility

**In-app purchases:** none


### Theta

[App page](https://appshunter.io/ios/app/theta-meter-watch/id1525336419)

This application measures the electrical resistance of objects when connected to compatible hardware via Bluetooth. It displays changes in resistance using a needle indicator, providing dynamic readings. The app is designed for informational purposes and is not for medical use.

**Highlights:** Bluetooth LE 4.0 connectivity, Measures electrical resistance, Needle indicator for dynamics, Compatible with e-meter hardware, Supports watch, iPhone, and iPod

**In-app purchases:** none


## Frequently asked questions

### Is iePassManager free?

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

### Is Theta free?

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

### Do iePassManager or Theta have ads?

Neither iePassManager nor Theta shows ads.

### Which is updated more often, iePassManager or Theta?

iePassManager ships an update every 3 months, and Theta every 19 months. Most recently, iePassManager was updated on October 16, 2026 and Theta on October 3, 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.*