# Implant Identifier vs OnCall.AI

The clearest difference is review sentiment: OnCall.AI at 96% against Implant Identifier's 65%. OnCall.AI also leads on monetization model (free vs free with in-app purchases) and rating (4.9 vs 4.7). Implant Identifier's advantage is ratings volume (278 vs 44). 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.

OnCall.AI holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: Implant Identifier has 278 ratings behind it against 44, so its average is the more settled of the two. Written reviews point the same way: 65% of Implant Identifier's written reviews are positive against 96% of OnCall.AI's.

Implant Identifier ships an update every 3 weeks, OnCall.AI weekly. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Implant Identifier | OnCall.AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (278 ratings)](https://appshunter.io/ios/app/implant-identifier/id1343366864/reviews) | **[4.9 (44 ratings)](https://appshunter.io/ios/app/oncallai/id6742172069/reviews)** |
| Number of ratings | **278** | 44 |
| Positive reviews | 64.5% of reviews | **95.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 128 MB | 42 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Devise Health](https://appshunter.io/developer/1006656243) | [OnCall.AI, Inc](https://appshunter.io/developer/1797243180) |

## What reviewers say

### Implant Identifier

[App page](https://appshunter.io/ios/app/implant-identifier/id1343366864)

Instantly identify orthopedic and spine implants from X-rays using AI. This app helps medical professionals recognize unknown implants, access a community of experts, and contribute to a growing library of implant data. Features include AI identification for hips, a community feed for assistance, and a filterable implant library.

**Highlights:** AI-Identify for Hips, Community Feed for Expert Help, Filterable Implant Library, Submit New Implants, My Implants History, X-ray Recognition

**Features:** Vision Pro support

**In-app purchases:** none


### OnCall.AI

[App page](https://appshunter.io/ios/app/oncallai/id6742172069)

This application automates telehealth processes like transcription, coding, and billing. It helps healthcare professionals save time and increase revenue by streamlining documentation and collaboration. The platform is HIPAA-compliant and designed for seamless integration into existing workflows.

**Highlights:** AI-powered transcription, Automated coding and billing, Real-time AI assistance, Seamless team collaboration, HIPAA-compliant and secure, Workflow efficiency enhancement

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Time-saving for practices
- 💰 Generates extra income
- 👍 Ease of scribing (in-office & phone)
- 💡 Innovative healthcare technology
- 📈 Improves practice efficiency

**What reviewers complain about**

- 🐛 Outgoing call button not showing
- 🐛 Outbound calls not working

**Reported bugs**

- Outgoing call button not showing
- Outbound calls not working


## Frequently asked questions

### Is Implant Identifier free?

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

### Is OnCall.AI free?

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

### Which has better reviews, Implant Identifier or OnCall.AI?

OnCall.AI is rated higher. Implant Identifier averages 4.7 out of 5 from 278 ratings, while OnCall.AI averages 4.9 from 44 ratings.

### Do Implant Identifier or OnCall.AI have ads?

Neither Implant Identifier nor OnCall.AI shows ads.

### Which is updated more often, Implant Identifier or OnCall.AI?

Implant Identifier ships an update every 3 weeks, and OnCall.AI weekly. Most recently, Implant Identifier was updated on November 6, 2026 and OnCall.AI on November 4, 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.*