# ALDEN vs BLIZZ

The clearest difference is update cadence: ALDEN at every 2 weeks against BLIZZ's every 6 months. ALDEN also leads on iOS requirement (11.0 vs 15.1). 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.

ALDEN ships an update every 2 weeks, BLIZZ every 6 months. The most recent releases landed on October 2, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ALDEN | BLIZZ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 months |
| Monetization | Free | — |
| Size | 12 MB | 16 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [江西达伙网络科技有限公司](https://appshunter.io/developer/1234844673) | [Sunroad Equipment](https://appshunter.io/developer/1729757949) |

## What reviewers say

### ALDEN

[App page](https://appshunter.io/ios/app/alden/id6463510988)

Monitor, collect, and process real-time battery data from your BMS via Bluetooth. View key metrics, track historical data, and receive alerts for critical conditions like overheating or voltage issues.

**Highlights:** Real-time battery data monitoring, Historical data logging, Individual cell voltage display, Temperature and voltage alarms, Dashboard and numerical data views

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

**In-app purchases:** none


### BLIZZ

[App page](https://appshunter.io/ios/app/blizz-e/id6739522098)

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

**In-app purchases:** none


## Frequently asked questions

### Is ALDEN free?

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

### Is BLIZZ free?

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

### Do ALDEN or BLIZZ have ads?

Neither ALDEN nor BLIZZ shows ads.

### Which is updated more often, ALDEN or BLIZZ?

ALDEN ships an update every 2 weeks, and BLIZZ every 6 months. Most recently, ALDEN was updated on October 2, 2026 and BLIZZ on October 7, 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.*