# SystemBatteryAnalysis vs iCodex

The clearest difference is update cadence: SystemBatteryAnalysis at every 4 days against iCodex's every 3 weeks. SystemBatteryAnalysis also leads on iOS requirement (16.1 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SystemBatteryAnalysis sells 3 one-off in-app purchases and iCodex sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

SystemBatteryAnalysis ships an update every 4 days, iCodex every 3 weeks. The most recent releases landed on September 23, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | SystemBatteryAnalysis | iCodex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (124 ratings)](https://appshunter.io/ios/app/systembatteryanalysis/id6752317272/reviews)** | — |
| Number of ratings | **124** | — |
| Positive reviews | 45.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 130 MB | 5 MB |
| Requires iOS | **16.1** | 18.6 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Zhangsan Software Co., Ltd., Enshi Prefecture, Hubei Province](https://appshunter.io/developer/1838713545) | [建祥 陈](https://appshunter.io/developer/1782685807) |

## What reviewers say

### SystemBatteryAnalysis

[App page](https://appshunter.io/ios/app/systembatteryanalysis/id6752317272)

This utility app offers in-depth battery health analysis for iOS devices. It provides real-time insights into capacity, cycle count, temperature, and performance optimization. Track historical trends and understand battery usage for better device management.

**Highlights:** Real-time battery health analysis, Device performance optimization, Historical trend tracking, Detailed battery life interpretation, Battery origin verification, Charging power calibration

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Software service | $0.99 | one-time |
| Pro | $2.99 | one-time |
| Pro-Version | $3.99 | one-time |


### iCodex

[App page](https://appshunter.io/ios/app/icodex-claude-and-codex-usage/id6792240003)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $1.99 | one-time |


## Frequently asked questions

### Is SystemBatteryAnalysis free?

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

### Is iCodex free?

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

### Do SystemBatteryAnalysis or iCodex have ads?

Neither SystemBatteryAnalysis nor iCodex shows ads.

### Which is updated more often, SystemBatteryAnalysis or iCodex?

SystemBatteryAnalysis ships an update every 4 days, and iCodex every 3 weeks. Most recently, SystemBatteryAnalysis was updated on September 23, 2026 and iCodex on September 10, 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.*