# Bolt Calculation & Analysis vs Mert Teknik

The clearest difference is update cadence: Bolt Calculation & Analysis at every 3 weeks against Mert Teknik's every 2 months. Mert Teknik's advantage is iOS requirement (15.0 vs 17.0). 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.

Bolt Calculation & Analysis ships an update every 3 weeks, Mert Teknik every 2 months. Both last shipped on November 5, 2026.

## The numbers

| Metric | Bolt Calculation & Analysis | Mert Teknik |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 4 MB | 84 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KORAY GULPINAR](https://appshunter.io/developer/1847711120) | [MERT TEKNIK FABRIKA MALZEMELERI TICARET VE SANAYI ANONIM SIRKETI](https://appshunter.io/developer/6777967953) |

## What reviewers say

### Bolt Calculation & Analysis

[App page](https://appshunter.io/ios/app/bolt-calculation-and-analysis/id6754289786)

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

**In-app purchases:** none


### Mert Teknik

[App page](https://appshunter.io/ios/app/mert-teknik/id6777967951)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bolt Calculation & Analysis free?

Bolt Calculation & Analysis is free to download, with no in-app purchases.

### Is Mert Teknik free?

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

### Do Bolt Calculation & Analysis or Mert Teknik have ads?

Neither Bolt Calculation & Analysis nor Mert Teknik shows ads.

### Which is updated more often, Bolt Calculation & Analysis or Mert Teknik?

Bolt Calculation & Analysis ships an update every 3 weeks, and Mert Teknik every 2 months. Most recently, Bolt Calculation & Analysis was updated on November 5, 2026 and Mert Teknik 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.*