# Bolt Torque vs Super Signer

The clearest difference is price: Super Signer at $0.99 against Bolt Torque's $9.99. Super Signer also leads on iOS requirement (15.0 vs 18.6). Bolt Torque's advantage is update cadence (monthly vs every 2 months). On ads, in-app purchases and device support there is nothing between them.

Bolt Torque costs $9.99 and Super Signer $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Bolt Torque ships an update monthly, Super Signer every 2 months. The most recent releases landed on September 6, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Bolt Torque | Super Signer |
| --- | --- | --- |
| Price | $9.99 | **$0.99** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bolt-torque/id702964576/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Paid | — |
| Size | 1 MB | 1 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Jochen Autrata](https://appshunter.io/developer/702964579) | [Kareena Rogers](https://appshunter.io/developer/1708659865) |

## What reviewers say

### Bolt Torque

[App page](https://appshunter.io/ios/app/bolt-torque/id702964576)

Calculate maximum tightening torque and preloads for various screws. Analyze preloads and stresses to ensure limits are met. All screw data is conveniently presented on a results page.

**Highlights:** Calculate tightening torque, Calculate preloads, Analyze stresses, Check limits, View screw data

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

**In-app purchases:** none


### Super Signer

[App page](https://appshunter.io/ios/app/super-signer/id6758505374)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bolt Torque free?

Bolt Torque costs $9.99, with no in-app purchases.

### Is Super Signer free?

Super Signer costs $0.99, with no in-app purchases.

### Do Bolt Torque or Super Signer have ads?

Neither Bolt Torque nor Super Signer shows ads.

### Which is updated more often, Bolt Torque or Super Signer?

Bolt Torque ships an update monthly, and Super Signer every 2 months. Most recently, Bolt Torque was updated on September 6, 2026 and Super Signer on September 21, 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.*