# Dimer Health vs Exist

The clearest difference is in-app purchases: Dimer Health at none against Exist's 2. Exist's advantage is ratings volume (10 vs 1). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Exist sells 2 in-app purchases, starting at $9.99 per month. Dimer Health asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Dimer Health against 5.0 for Exist. That said, the two scores are not equally well evidenced: Exist has 10 ratings behind it against 1, so its average is the more settled of the two.

Dimer Health ships an update every 3 weeks, Exist every 2 weeks. The most recent releases landed on October 30, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Dimer Health | Exist |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/dimer-health/id6740465870/reviews) | [5.0 (10 ratings)](https://appshunter.io/ios/app/exist-screen-time-control/id6761478726/reviews) |
| Number of ratings | 1 | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | **Free** | Freemium |
| Size | 46 MB | 260 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Dimer Health](https://appshunter.io/developer/1790099623) | [John Stringfield](https://appshunter.io/developer/1889863795) |

## What reviewers say

### Dimer Health

[App page](https://appshunter.io/ios/app/dimer-health/id6740465870)

Access 24/7 medical support with AI and licensed clinicians. Get instant answers from your AI medical companion, connect with providers for video visits or appointments, and manage your health records in one place.

**Highlights:** 24/7 AI medical companion, Connect with licensed clinicians, Urgent video visits, Scheduled appointments, View visit notes and history

**Features:** macOS Compatibility

**In-app purchases:** none


### Exist

[App page](https://appshunter.io/ios/app/exist-screen-time-control/id6761478726)

This app helps you reduce smartphone usage by rewiring habit loops and providing escape hatches from endless scrolling. It blocks distracting apps during scheduled times and offers an 'Exist Mode' to temporarily disable smartphone functions.

**Highlights:** Blocks distracting apps, Rewires habit loops, Escape hatch from doomscrolling, Protects special time windows, Go analog with Exist Mode, Uses behavioral psychology

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Exist Monthly | $9.99 | per month |
| Exist Yearly | $59.99 | per year |


## Frequently asked questions

### Is Dimer Health free?

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

### Is Exist free?

Exist is free to download, with in-app purchases available.

### Which has better reviews, Dimer Health or Exist?

Dimer Health and Exist are both rated 5.0 out of 5 on the App Store, from 1 and 10 ratings respectively.

### Do Dimer Health or Exist have ads?

Neither Dimer Health nor Exist shows ads.

### Which is updated more often, Dimer Health or Exist?

Dimer Health ships an update every 3 weeks, and Exist every 2 weeks. Most recently, Dimer Health was updated on October 30, 2026 and Exist on November 9, 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.*