# chdv vs persify app

The clearest difference is in-app purchases: chdv at none against persify app's 1. persify app's advantage is update cadence (every 3 weeks vs every 2 months) and iOS requirement (15.0 vs 18.5). On price, ads and device support there is nothing between them.

Both are free to download. persify app sells 1 one-off in-app purchase. chdv asks for nothing beyond the download.

chdv ships an update every 2 months, persify app every 3 weeks. The most recent releases landed on October 18, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | chdv | persify app |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chdv-the-battery-app/id1519205967/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 10 MB | 50 MB |
| Requires iOS | 18.5 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KLAUS HAFNER](https://appshunter.io/developer/1748521314) | [Mohsen Jafari](https://appshunter.io/developer/1678602851) |

## What reviewers say

### chdv

[App page](https://appshunter.io/ios/app/chdv-the-battery-app/id1519205967)

Easily monitor device charging and estimate unplug times without technical knowledge. Set up devices, check battery levels, and receive charging reminders. Automate smart plugs for optimized charging with off-peak electricity or solar power.

**Highlights:** Predict charging times, Set up new devices, Check battery levels, Create charging reminders, Automate smart plugs, HomeKit automations

**Features:** macOS Compatibility

**In-app purchases:** none


### persify app

[App page](https://appshunter.io/ios/app/persify-app/id6761148104)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Identity Verification Fee | $17.99 | one-time |


## Frequently asked questions

### Is chdv free?

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

### Is persify app free?

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

### Do chdv or persify app have ads?

Neither chdv nor persify app shows ads.

### Which is updated more often, chdv or persify app?

chdv ships an update every 2 months, and persify app every 3 weeks. Most recently, chdv was updated on October 18, 2026 and persify app on October 24, 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.*