# DNC Remote vs Bolt Length

The clearest difference is in-app purchases: DNC Remote at none against Bolt Length's 1. DNC Remote also leads on ads (none vs shown) and iOS requirement (11.0 vs 14.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Bolt Length sells 1 one-off in-app purchase. DNC Remote asks for nothing beyond the download.

DNC Remote ships an update every 29 months, Bolt Length every 20 months. The most recent releases landed on October 26, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | DNC Remote | Bolt Length |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/bolt-length-nominal-length/id1042345193/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 29 months | **Every 20 months** |
| Monetization | — | Free with in-app purchases |
| Size | 22 MB | 6 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Douglas Rudd](https://appshunter.io/developer/674807014) | [mitsunori oishi](https://appshunter.io/developer/905649994) |

## What reviewers say

### DNC Remote

[App page](https://appshunter.io/ios/app/dnc-remote/id694419298)

**Features:** macOS Compatibility

**In-app purchases:** none


### Bolt Length

[App page](https://appshunter.io/ios/app/bolt-length-nominal-length/id1042345193)

This application helps calculate the length of metric coarse screws based on Japanese Industrial Standards. It is designed for mechanical design purposes and should be used at the user's own risk.

**Highlights:** Metric coarse screw length calculation, Conforms to Japanese Industrial Standards (JIS), Designed for mechanical design, User risk disclaimer

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hide Ads | $1.99 | one-time |


## Frequently asked questions

### Is DNC Remote free?

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

### Is Bolt Length free?

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

### Do DNC Remote or Bolt Length have ads?

Bolt Length shows ads; DNC Remote does not.

### Which is updated more often, DNC Remote or Bolt Length?

DNC Remote ships an update every 29 months, and Bolt Length every 20 months. Most recently, DNC Remote was updated on October 26, 2026 and Bolt Length on November 1, 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.*