# evec vs BuildCalc

The clearest difference is in-app purchases: evec at none against BuildCalc's 1. evec also leads on iOS requirement (13.0 vs 15.0). BuildCalc's advantage is update cadence (every 11 days vs every 11 months). On price, ads and device support there is nothing between them.

Both are free to download. BuildCalc sells 1 one-off in-app purchase. evec asks for nothing beyond the download.

evec ships an update every 11 months, BuildCalc every 11 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | evec | BuildCalc |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 17.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 11 days** |
| Monetization | Free | — |
| Size | 207 MB | 4 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [EVEC Ltd](https://appshunter.io/developer/1628523350) | [Daniel Pendlebury](https://appshunter.io/developer/6795617838) |

## What reviewers say

### evec

[App page](https://appshunter.io/ios/app/evec/id1628523348)

Control and monitor your electric car charger remotely. Schedule charging sessions, turn the charger on or off, and review your charging history. This utility app is designed to enhance your EV charging experience.

**Highlights:** Turn charger on/off, Schedule charging sessions, Track charging history, Remote charger management, Electric vehicle charging utility

**In-app purchases:** none


### BuildCalc

[App page](https://appshunter.io/ios/app/buildcalc/id6795617836)

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

**In-app purchases (1)**

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


## Frequently asked questions

### Is evec free?

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

### Is BuildCalc free?

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

### Do evec or BuildCalc have ads?

Neither evec nor BuildCalc shows ads.

### Which is updated more often, evec or BuildCalc?

evec ships an update every 11 months, and BuildCalc every 11 days. Most recently, evec was updated on October 24, 2026 and BuildCalc on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*