# athenaOne vs OpenEvidence

The clearest difference is review sentiment: OpenEvidence at 81% against athenaOne's 33%. OpenEvidence also leads on rating (4.9 vs 4.5) and update cadence (weekly vs every 3 weeks). On price, ads, in-app purchases and device support there is nothing between them.

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

OpenEvidence holds the better App Store score, 4.9 against 4.5. Both are backed by a comparable volume of ratings — 2.8K and 12K respectively. Written reviews point the same way: 33% of athenaOne's written reviews are positive against 81% of OpenEvidence's.

athenaOne ships an update every 3 weeks, OpenEvidence weekly. Both last shipped on November 1, 2026.

## The numbers

| Metric | athenaOne | OpenEvidence |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2.8K ratings)](https://appshunter.io/ios/app/athenaone/id1486336635/reviews) | **[4.9 (12K ratings)](https://appshunter.io/ios/app/openevidence/id6612007783/reviews)** |
| Number of ratings | 2.8K | **12K** |
| Positive reviews | 33.0% of reviews | **81.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Ad-supported | **Free** |
| Best chart rank | — | **#37** |
| Size | 598 MB | 95 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | +17 |
| Developer | [athenahealth](https://appshunter.io/developer/535158438) | [OpenEvidence Inc.](https://appshunter.io/developer/1761260627) |

## What reviewers say

### athenaOne

[App page](https://appshunter.io/ios/app/athenaone/id1486336635)

This secure mobile extension of clinical workflows allows healthcare providers to manage their daily schedules, clinical inboxes, and patient visits. It enables documentation of exams, placement of orders, and creation of new patient cases directly from a mobile device.

**Highlights:** Access daily schedule, Manage clinical inbox, Prepare for visits, Use documentation accelerators, Document exams, Place orders, Create patient cases

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to navigate
- 🚀 Convenient for reviewing patient info
- 🚀 Helpful for after-hours calls
- 🚀 Saves time with chart prep

**What reviewers complain about**

- 🐛 Frequent crashes and login issues
- 🔍 Limited functionality compared to desktop version
- 🔍 Difficult to access old documents and records
- 🔍 Clunky interface and too many clicks
- 🔍 Lacks key features like scheduling, billing, and controlled substance prescribing

**Reported bugs**

- Login issues and credential expiration
- Inconsistent performance and freezing
- Incompatibility with certain devices and OS versions

**Requested features**

- Ability to schedule appointments and visits
- Integrate billing functionality
- Support for controlled substance prescribing
- Improved search and document access
- Customizable interface and text size


### OpenEvidence

[App page](https://appshunter.io/ios/app/openevidence/id6612007783)

**Currently charting:** #37 Top Free · Medical (US App Store)

This app provides healthcare professionals with evidence-based clinical decision support and medical information. It acts as a search engine, sourcing answers from peer-reviewed literature and leading medical organizations to aid in high-stakes medical decisions at the point of care.

**Highlights:** Clinical decision support, Medical search engine, Sourced from peer-reviewed literature, FDA and CDC data integration, Partnerships with leading medical journals, Verified healthcare professional access

**Features:** Siri integration

**In-app purchases:** none

**What reviewers like**

- 🚀 Accurate and concise answers
- 💡 Provides references and sources
- 👍 Helpful for clinical practice
- 🚀 Efficient search and retrieval
- 👍 Invaluable quick reference tool

**What reviewers complain about**

- 🐛 App not working in latest update
- ⚠️ Requires specific prompts for complete information

**Reported bugs**

- App not working in latest update

**Requested features**

- Availability on MacBook
- Integration with clinical workflows and EMRs


## Frequently asked questions

### Is athenaOne free?

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

### Is OpenEvidence free?

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

### Which has better reviews, athenaOne or OpenEvidence?

OpenEvidence is rated higher. athenaOne averages 4.5 out of 5 from 2.8K ratings, while OpenEvidence averages 4.9 from 12K ratings.

### Do athenaOne or OpenEvidence have ads?

Neither athenaOne nor OpenEvidence shows ads.

### Which is updated more often, athenaOne or OpenEvidence?

athenaOne ships an update every 3 weeks, and OpenEvidence weekly. Most recently, athenaOne was updated on November 1, 2026 and OpenEvidence on November 1, 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.*