# IMSS Chicago vs ABS SCORE

The clearest difference is review sentiment: IMSS Chicago at 100% against ABS SCORE's 6%. IMSS Chicago also leads on rating (5.0 vs 1.6) and iOS requirement (11.0 vs 13.0). ABS SCORE's advantage is ratings volume (14 vs 3). On price, update cadence, ads and in-app purchases there is nothing between them.

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

IMSS Chicago holds the better App Store score, 5.0 against 1.6. Both are backed by a comparable volume of ratings — 3 and 14 respectively. Written reviews point the same way: 100% of IMSS Chicago's written reviews are positive against 6% of ABS SCORE's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on June 1, 2026 and August 31, 2026 respectively.

## The numbers

| Metric | IMSS Chicago | ABS SCORE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/imss-chicago/id1114128444/reviews)** | [1.6 (14 ratings)](https://appshunter.io/ios/app/abs-score/id6478700463/reviews) |
| Number of ratings | 3 | **14** |
| Positive reviews | **100.0% of reviews** | 6.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 59 MB | 33 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [Encurate Mobile Technology LLC](https://appshunter.io/developer/1151902757) | [American Board of Surgery, Inc](https://appshunter.io/developer/1733699269) |

## What reviewers say

### IMSS Chicago

[App page](https://appshunter.io/ios/app/imss-chicago/id1114128444)

Explore hidden areas and artifacts within a historic mansion with this museum's mobile app. Discover personalized tour content, an interactive location-aware map, and exclusive historical details and photos.

**Highlights:** Personalized tour content, Interactive location-aware map, Exclusive historical content, Artifact discovery alerts, Self-guided tours

**In-app purchases:** none


### ABS SCORE

[App page](https://appshunter.io/ios/app/abs-score/id6478700463)

Access a comprehensive question bank for surgical specialties. This app provides scenario-based multiple-choice questions to aid in self-study for surgical residents. Future updates will include additional educational content and mobile-first features.

**Highlights:** Access SCORE Portal Question Bank, 4,000+ scenario-based questions, Six surgical specialties covered, Supports self-study for residents, Future content includes TWIS curricula

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IMSS Chicago free?

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

### Is ABS SCORE free?

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

### Which has better reviews, IMSS Chicago or ABS SCORE?

IMSS Chicago is rated higher. IMSS Chicago averages 5.0 out of 5 from 3 ratings, while ABS SCORE averages 1.6 from 14 ratings.

### Do IMSS Chicago or ABS SCORE have ads?

Neither IMSS Chicago nor ABS SCORE shows ads.

### Which is updated more often, IMSS Chicago or ABS SCORE?

IMSS Chicago ships an update every 2 months, and ABS SCORE every 2 months. Most recently, IMSS Chicago was updated on June 1, 2026 and ABS SCORE on August 31, 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.*