# SPIE2Info vs BatteryTrak

The clearest difference is update cadence: SPIE2Info at every 4 months against BatteryTrak's every 16 months. 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.

SPIE2Info ships an update every 4 months, BatteryTrak every 16 months. The most recent releases landed on October 4, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | SPIE2Info | BatteryTrak |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 16 months |
| Size | 155 MB | 4 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Any2Info B.V.](https://appshunter.io/developer/965115812) | [Code Corp](https://appshunter.io/developer/719839452) |

## What reviewers say

### SPIE2Info

[App page](https://appshunter.io/ios/app/spie2info/id1086581198)

**Features:** macOS Compatibility

**In-app purchases:** none


### BatteryTrak

[App page](https://appshunter.io/ios/app/batterytrak/id1475832967)

**In-app purchases:** none


## Frequently asked questions

### Is SPIE2Info free?

SPIE2Info is free to download, with no in-app purchases.

### Is BatteryTrak free?

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

### Do SPIE2Info or BatteryTrak have ads?

Neither SPIE2Info nor BatteryTrak shows ads.

### Which is updated more often, SPIE2Info or BatteryTrak?

SPIE2Info ships an update every 4 months, and BatteryTrak every 16 months. Most recently, SPIE2Info was updated on October 4, 2026 and BatteryTrak on October 29, 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.*