# Digit Ratio vs VoxSMS

The clearest difference is rating: VoxSMS at 5.0 against Digit Ratio's 1.5. Digit Ratio's advantage is update cadence (weekly vs every 10 months) and iOS requirement (9.0 vs 15.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

VoxSMS holds the better App Store score, 5.0 against 1.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Digit Ratio ships an update weekly, VoxSMS every 10 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Digit Ratio | VoxSMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (2 ratings)](https://appshunter.io/ios/app/digit-ratio/id1313005322/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/voxsms/id1514259980/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 months |
| Monetization | Free | Free |
| Size | 35 MB | 55 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Everyware Apps](https://appshunter.io/developer/718530491) | [Textable LLC](https://appshunter.io/developer/1395042035) |

## What reviewers say

### Digit Ratio

[App page](https://appshunter.io/ios/app/digit-ratio/id1313005322)

This app allows users to anonymously measure their digit ratios (2D:4D), a marker potentially related to prenatal hormone exposure. It collects data for research purposes, contributing to studies on personality and cognition.

**Highlights:** Anonymous digit ratio measurement, 2D:4D ratio calculation, Prenatal hormone exposure marker, Research data collection, Personality and cognition studies

**Features:** macOS Compatibility

**In-app purchases:** none


### VoxSMS

[App page](https://appshunter.io/ios/app/voxsms/id1514259980)

Communicate via SMS using your dedicated business phone numbers. This app allows you to send and receive text messages directly from your mobile device, integrating seamlessly with your existing service.

**Highlights:** Send and receive SMS, Use business phone numbers, Mobile messaging, Voxtelesys integration

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

**In-app purchases:** none


## Frequently asked questions

### Is Digit Ratio free?

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

### Is VoxSMS free?

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

### Which has better reviews, Digit Ratio or VoxSMS?

VoxSMS is rated higher. Digit Ratio averages 1.5 out of 5 from 2 ratings, while VoxSMS averages 5.0 from 1 ratings.

### Do Digit Ratio or VoxSMS have ads?

Neither Digit Ratio nor VoxSMS shows ads.

### Which is updated more often, Digit Ratio or VoxSMS?

Digit Ratio ships an update weekly, and VoxSMS every 10 months. Most recently, Digit Ratio was updated on October 24, 2026 and VoxSMS on October 24, 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.*