# MeetExpo vs Voltaback

The clearest difference is update cadence: Voltaback at every 2 weeks against MeetExpo's every 18 months. MeetExpo's advantage is iOS requirement (13.0 vs 16.4). 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.

MeetExpo ships an update every 18 months, Voltaback every 2 weeks. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | MeetExpo | Voltaback |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 2 weeks** |
| Size | 38 MB | 87 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [vibrationpixel](https://appshunter.io/developer/1172329295) | [Voltaback](https://appshunter.io/developer/1892994216) |

## What reviewers say

### MeetExpo

[App page](https://appshunter.io/ios/app/meetexpo/id1637831094)

**Features:** macOS Compatibility

**In-app purchases:** none


### Voltaback

[App page](https://appshunter.io/ios/app/voltaback-home-ev-charging/id6786246784)

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

**In-app purchases:** none


## Frequently asked questions

### Is MeetExpo free?

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

### Is Voltaback free?

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

### Do MeetExpo or Voltaback have ads?

Neither MeetExpo nor Voltaback shows ads.

### Which is updated more often, MeetExpo or Voltaback?

MeetExpo ships an update every 18 months, and Voltaback every 2 weeks. Most recently, MeetExpo was updated on November 3, 2026 and Voltaback on November 5, 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.*