# PIEPS vs Lenz heat_app

The clearest difference is rating: PIEPS at 4.9 against Lenz heat_app's 2.2. PIEPS also leads on review sentiment (63% vs 23%) and update cadence (monthly vs every 4 months). 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.

PIEPS holds the better App Store score, 4.9 against 2.2. That said, the two scores are not equally well evidenced: PIEPS has 1K ratings behind it against 31, so its average is the more settled of the two. Written reviews point the same way: 63% of PIEPS's written reviews are positive against 23% of Lenz heat_app's.

PIEPS ships an update monthly, Lenz heat_app every 4 months. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | PIEPS | Lenz heat_app |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (1K ratings)](https://appshunter.io/ios/app/pieps/id1148014050/reviews)** | [2.2 (31 ratings)](https://appshunter.io/ios/app/lenz-heat-app/id1457065858/reviews) |
| Number of ratings | **1K** | 31 |
| Positive reviews | **63.0% of reviews** | 23.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Free | Free |
| Size | 46 MB | 106 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pieps GmbH](https://appshunter.io/developer/1148014049) | [LENZ](https://appshunter.io/developer/798534887) |

## What reviewers say

### PIEPS

[App page](https://appshunter.io/ios/app/pieps/id1148014050)

Configure, check, and update your PIEPS or Black Diamond avalanche transceiver. Train your rescue skills with your phone as a remote control and register your device for additional services.

**Highlights:** Device configuration, Functionality check, Firmware updates, Rescue skills training, Remote control functionality, Device registration

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 👍 Convenient app updates
- 🚀 Quick Bluetooth connection
- 👍 Functional, well-designed app

**What reviewers complain about**

- 🐛 Bluetooth connection issues
- 🐛 App login/registration problems
- 🐛 App not working on certain devices
- 🔋 Battery compartment design issues

**Reported bugs**

- App home screen going blank
- Incompatibility with certain beacon models

**Requested features**

- Support for more languages (e.g. Russian, Japanese)
- Improved security for app login/registration


### Lenz heat_app

[App page](https://appshunter.io/ios/app/lenz-heat-app/id1457065858)

Control your heated apparel like vests, socks, and gloves directly from your smartphone. Adjust heat levels individually for each connected battery pack, set heating intervals, and even deactivate LED lights. Monitor battery charge levels at a glance.

**Highlights:** Individual heat level control per battery pack, Interval function for heating/pause times, LED deactivation, Battery charge level overview, Assign colors to battery packs, Control LED system (colors, modes, brightness)

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

**In-app purchases:** none


## Frequently asked questions

### Is PIEPS free?

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

### Is Lenz heat_app free?

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

### Which has better reviews, PIEPS or Lenz heat_app?

PIEPS is rated higher. PIEPS averages 4.9 out of 5 from 1K ratings, while Lenz heat_app averages 2.2 from 31 ratings.

### Do PIEPS or Lenz heat_app have ads?

Neither PIEPS nor Lenz heat_app shows ads.

### Which is updated more often, PIEPS or Lenz heat_app?

PIEPS ships an update monthly, and Lenz heat_app every 4 months. Most recently, PIEPS was updated on November 2, 2026 and Lenz heat_app on November 6, 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.*