# Signos vs Deuce Plus One

The clearest difference is in-app purchases: Signos at none against Deuce Plus One's 1. Signos also leads on ratings volume (1K vs 1). Deuce Plus One's advantage is rating (5.0 vs 4.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Deuce Plus One sells 1 in-app purchase, starting at $12.99 per month. Signos asks for nothing beyond the download.

Deuce Plus One holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Signos has 1K ratings behind it against 1, so its average is the more settled of the two.

Signos ships an update weekly, Deuce Plus One every 6 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Signos | Deuce Plus One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (1K ratings)](https://appshunter.io/ios/app/signos/id1534943157/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/deuce-plus-one/id6774079230/reviews)** |
| Number of ratings | **1K** | 1 |
| Positive reviews | 55.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 6 days** |
| Monetization | Free | — |
| Size | 458 MB | 29 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Signos, Inc.](https://appshunter.io/developer/1534943159) | [HyprDev LLC](https://appshunter.io/developer/1895556925) |

## What reviewers say

### Signos

[App page](https://appshunter.io/ios/app/signos/id1534943157)

This app uses AI and a biosensor to provide personalized feedback on how food, movement, sleep, and stress impact your metabolism. It helps you understand your glucose patterns and make small, science-backed adjustments for better energy, focus, and weight management.

**Highlights:** Continuous Glucose Monitoring, Real-time Glucose Insights & AI Recommendations, Metabolic Health Tracking, Personalized Micro-changes, Private Community Access, Registered Dietitian Support

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Accurate CGM readings
- 💡 Helpful insights and activities
- 👍 User-friendly app
- 🚀 Seamless integration with Dexcom
- 👍 Improved health and weight loss

**What reviewers complain about**

- 🐛 Sensor issues and inaccurate readings
- 🔍 Limited food logging features
- 🔍 Lack of data export and integration
- 🔍 Inconsistent sensor performance
- 🔍 Subpar customer support

**Reported bugs**

- App crashes and connectivity issues
- Incorrect data and metric calculations
- Unreliable sensor performance and frequent replacements

**Requested features**

- Improved food logging and integration with other apps
- More customization options for alerts and data views
- Better data visualization and analysis tools
- Ability to exclude readings during activities or sensor changes
- Improved syncing with Apple Health


### Deuce Plus One

[App page](https://appshunter.io/ios/app/deuce-plus-one/id6774079230)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Deuce Plus One Pro! | $12.99 | per month |


## Frequently asked questions

### Is Signos free?

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

### Is Deuce Plus One free?

Deuce Plus One is free to download, with in-app purchases available.

### Which has better reviews, Signos or Deuce Plus One?

Deuce Plus One is rated higher. Signos averages 4.6 out of 5 from 1K ratings, while Deuce Plus One averages 5.0 from 1 ratings.

### Do Signos or Deuce Plus One have ads?

Neither Signos nor Deuce Plus One shows ads.

### Which is updated more often, Signos or Deuce Plus One?

Signos ships an update weekly, and Deuce Plus One every 6 days. Most recently, Signos was updated on October 24, 2026 and Deuce Plus One on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*