# TiE Engage vs Electree Surge

The clearest difference is update cadence: Electree Surge at weekly against TiE Engage's every 2 months. Electree Surge also leads on iOS requirement (13.0 vs 15.1). 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.

TiE Engage ships an update every 2 months, Electree Surge weekly. The most recent releases landed on November 8, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | TiE Engage | Electree Surge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 75 MB | 35 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [TiE Inc](https://appshunter.io/developer/368438719) | [Electree EV solution Private Limited](https://appshunter.io/developer/1831696282) |

## What reviewers say

### TiE Engage

[App page](https://appshunter.io/ios/app/tie-engage/id6742903927)

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

**In-app purchases:** none


### Electree Surge

[App page](https://appshunter.io/ios/app/electree-surge/id6754394588)

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

**In-app purchases:** none


## Frequently asked questions

### Is TiE Engage free?

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

### Is Electree Surge free?

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

### Do TiE Engage or Electree Surge have ads?

Neither TiE Engage nor Electree Surge shows ads.

### Which is updated more often, TiE Engage or Electree Surge?

TiE Engage ships an update every 2 months, and Electree Surge weekly. Most recently, TiE Engage was updated on November 8, 2026 and Electree Surge on November 9, 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.*