# Battery Train vs MemoArc

The clearest difference is in-app purchases: Battery Train at none against MemoArc's 3. Battery Train also leads on iOS requirement (15.0 vs 26.5). MemoArc's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. MemoArc sells 3 in-app purchases, starting at $6.99 per month. Battery Train asks for nothing beyond the download.

Battery Train ships an update every 2 months, MemoArc every 6 weeks. Both last shipped on October 14, 2026.

## The numbers

| Metric | Battery Train | MemoArc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Size | 24 MB | 14 MB |
| Requires iOS | **15.0** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JAEMIN LEE](https://appshunter.io/developer/1787329213) | [Huseyin Bicen](https://appshunter.io/developer/1868493271) |

## What reviewers say

### Battery Train

[App page](https://appshunter.io/ios/app/battery-train/id6780470432)

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

**In-app purchases:** none


### MemoArc

[App page](https://appshunter.io/ios/app/memoarc-offline-voice-notes/id6794554530)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MemoArc Pro Monthly | $6.99 | per month |
| MemoArc Pro Annual | $39.99 | per year |
| MemoArc Pro Lifetime | $119.99 | one-time |


## Frequently asked questions

### Is Battery Train free?

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

### Is MemoArc free?

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

### Do Battery Train or MemoArc have ads?

Battery Train shows ads; MemoArc does not.

### Which is updated more often, Battery Train or MemoArc?

Battery Train ships an update every 2 months, and MemoArc every 6 weeks. Most recently, Battery Train was updated on October 14, 2026 and MemoArc on October 14, 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.*