# Vaccine Tracker vs Stelo by Dexcom

The clearest difference is rating: Stelo by Dexcom at 2.5 against Vaccine Tracker's 1.7. Stelo by Dexcom also leads on ratings volume (691 vs 3) and review sentiment (18% vs 0%). Vaccine Tracker's advantage is update cadence (daily vs every 5 weeks) and iOS requirement (8.0 vs 18.6). 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.

Stelo by Dexcom holds the better App Store score, 2.5 against 1.7. That said, the two scores are not equally well evidenced: Stelo by Dexcom has 691 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 0% of Vaccine Tracker's written reviews are positive against 18% of Stelo by Dexcom's.

Vaccine Tracker ships an update daily, Stelo by Dexcom every 5 weeks. The most recent releases landed on October 21, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Vaccine Tracker | Stelo by Dexcom |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.7 (3 ratings)](https://appshunter.io/ios/app/vaccine-tracker/id909648572/reviews) | **[2.5 (691 ratings)](https://appshunter.io/ios/app/stelo-by-dexcom/id6475610406/reviews)** |
| Number of ratings | 3 | **691** |
| Positive reviews | 0.0% of reviews | **18.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 5 weeks |
| Monetization | Free | Free |
| Best chart rank | — | **#113** |
| Size | 16 MB | 311 MB |
| Requires iOS | **8.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [Shane Clifford](https://appshunter.io/developer/850287078) | [DexCom, Inc.](https://appshunter.io/developer/457035738) |

## What reviewers say

### Vaccine Tracker

[App page](https://appshunter.io/ios/app/vaccine-tracker/id909648572)

Easily record and manage vaccination schedules for your entire family. Track upcoming due dates, view vaccine history, and receive automatic reminders for essential immunizations. This tool helps keep your family's health records organized.

**Highlights:** Record and manage family vaccinations, Check days left for next vaccine, View number of due vaccines, Log vaccine details (date, status, place, manufacturer), Automatic reminders for upcoming vaccinations, General vaccine information

**Features:** macOS Compatibility

**In-app purchases:** none


### Stelo by Dexcom

[App page](https://appshunter.io/ios/app/stelo-by-dexcom/id6475610406)

**Currently charting:** #113 Top Free · Health & Fitness (US App Store)

This app provides 24/7 access to personal glucose insights without fingerpicks or prescriptions. It empowers users to personalize diet and exercise choices for healthier habits, revolutionizing glucose tracking. A compatible biosensor is required for use.

**Highlights:** 24/7 glucose insights, Personalized diet and exercise recommendations, No fingerpicks required, No prescription needed, Intuitive app interface, Integrates with Apple Health

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy sensor setup
- 👍 Intuitive app interface
- 🔍 Helpful for understanding glucose trends
- 💡 Integrates with Apple Health

**What reviewers complain about**

- 🐛 Sensor accuracy issues
- 🔍 Limited data history and analysis
- 🤖 Lack of human customer support
- 🔍 Inability to calibrate sensor
- 🔍 Inconsistent Apple Watch integration

**Reported bugs**

- Sensor session ending prematurely
- Inconsistent data syncing with Apple Health
- App freezing and crashing issues

**Requested features**

- Ability to view and export historical glucose data
- Option to customize glucose target ranges
- Integration with more fitness/nutrition apps
- Improved Apple Watch support with complications
- Enhanced meal and activity tracking features


## Frequently asked questions

### Is Vaccine Tracker free?

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

### Is Stelo by Dexcom free?

Stelo by Dexcom is free to download, with no in-app purchases.

### Which has better reviews, Vaccine Tracker or Stelo by Dexcom?

Stelo by Dexcom is rated higher. Vaccine Tracker averages 1.7 out of 5 from 3 ratings, while Stelo by Dexcom averages 2.5 from 691 ratings.

### Do Vaccine Tracker or Stelo by Dexcom have ads?

Neither Vaccine Tracker nor Stelo by Dexcom shows ads.

### Which is updated more often, Vaccine Tracker or Stelo by Dexcom?

Vaccine Tracker ships an update daily, and Stelo by Dexcom every 5 weeks. Most recently, Vaccine Tracker was updated on October 21, 2026 and Stelo by Dexcom on October 30, 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.*