# Arc vs HypoMe

The clearest difference is update cadence: Arc at every 3 days against HypoMe's every 2 weeks. HypoMe's advantage is ratings volume (3 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Arc sells 1 one-off in-app purchase and HypoMe sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Arc against 5.0 for HypoMe. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

Arc ships an update every 3 days, HypoMe every 2 weeks. The most recent releases landed on October 16, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Arc | HypoMe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/arc-gradual-exposure-help/id6759476138/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/hypome-self-experiments/id6762094158/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Monetization | Freemium | Freemium |
| Size | 38 MB | 82 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [ZanaWorks LLC](https://appshunter.io/developer/1512608222) | [ARTEM SUPRUN](https://appshunter.io/developer/1891214987) |

## What reviewers say

### Arc

[App page](https://appshunter.io/ios/app/arc-gradual-exposure-help/id6759476138)

This app provides a structured and private way to practice exposure therapy for anxiety. It guides users through creating and following exposure ladders, logging attempts, and tracking progress. Advanced features offer deeper insights and therapist-ready summaries.

**Highlights:** Build and edit exposure ladders, Log and track anxiety attempts, Monitor anxiety levels and outcomes, View progress trends and milestones, Utilize practical support tools, Export and import data

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Lifetime | $14.99 | one-time |


### HypoMe

[App page](https://appshunter.io/ios/app/hypome-self-experiments/id6762094158)

This app helps you scientifically test personal hypotheses about your habits and their effects. It designs experiments, collects data, and provides statistical insights to reveal what truly works for you. Get clear, data-driven answers to your personal 'what if' questions.

**Highlights:** AI Experiment Designer, AI Results Interpreter, AI next-experiment suggestions, Apple Health integration, Baseline → intervention design, Real statistics, Confound tagging

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| Annual | $29.99 | per year |


## Frequently asked questions

### Is Arc free?

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

### Is HypoMe free?

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

### Which has better reviews, Arc or HypoMe?

Arc and HypoMe are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do Arc or HypoMe have ads?

Neither Arc nor HypoMe shows ads.

### Which is updated more often, Arc or HypoMe?

Arc ships an update every 3 days, and HypoMe every 2 weeks. Most recently, Arc was updated on October 16, 2026 and HypoMe on October 15, 2026.

---

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