# SIG BDX vs TNTCalc

The clearest difference is rating: TNTCalc at 5.0 against SIG BDX's 3.4. SIG BDX's advantage is ratings volume (68 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TNTCalc holds the better App Store score, 5.0 against 3.4. That said, the two scores are not equally well evidenced: SIG BDX has 68 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | SIG BDX | TNTCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (68 ratings)](https://appshunter.io/ios/app/sig-bdx/id1403025894/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tntcalc/id6817145707/reviews)** |
| Number of ratings | **68** | 1 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free | Free |
| Size | 137 MB | 1 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sig Sauer, Inc.](https://appshunter.io/developer/1114396362) | [Ramy Basily](https://appshunter.io/developer/6811592930) |

## What reviewers say

### SIG BDX

[App page](https://appshunter.io/ios/app/sig-bdx/id1403025894)

This application connects a rangefinder to a riflescope, displaying an illuminated holdover dot for precise aiming. It facilitates syncing devices and provides ballistic data for accurate shots up to 800 yards.

**Highlights:** Sync rangefinder with riflescope, Display illuminated holdover dot, Measure target distance, Ballistic data integration, Connect The Dot™ system

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

**In-app purchases:** none


### TNTCalc

[App page](https://appshunter.io/ios/app/tntcalc/id6817145707)

This app calculates the difficulty of routines for trampoline and tumbling athletes. It allows users to quickly enter skills and see the corresponding difficulty, aiding in routine planning and review for competitions.

**Highlights:** Routine difficulty calculation, Supports Trampoline, Double Mini, and Tumbling, Purpose-built skill keypad, Experiment with skill combinations, Designed for competition

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SIG BDX free?

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

### Is TNTCalc free?

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

### Which has better reviews, SIG BDX or TNTCalc?

TNTCalc is rated higher. SIG BDX averages 3.4 out of 5 from 68 ratings, while TNTCalc averages 5.0 from 1 ratings.

### Do SIG BDX or TNTCalc have ads?

Neither SIG BDX nor TNTCalc shows ads.

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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.*