# ABI MasterMind vs Roster

The clearest difference is update cadence: Roster at daily against ABI MasterMind's every 2 months. 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.

ABI MasterMind ships an update every 2 months, Roster daily. The most recent releases landed on October 10, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | ABI MasterMind | Roster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (21 ratings)](https://appshunter.io/ios/app/abi-mastermind/id6760811773/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Monetization | Free | — |
| Size | 61 MB | 52 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Advanced Business Integrators, Inc.](https://appshunter.io/developer/1187996996) | [Tony Liu](https://appshunter.io/developer/1883428498) |

## What reviewers say

### ABI MasterMind

[App page](https://appshunter.io/ios/app/abi-mastermind/id6760811773)

This employee self-service app helps event staff manage their schedules, track hours, and view important event details. It allows for setting availability, exchanging shifts, and monitoring certifications and accountability.

**Highlights:** Automated check-in/out, Detailed schedule view by event, Event-specific availability setting, Shift exchange functionality, Certification and training tracking, Points and recognition tracking, Time report and pay history

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

**In-app purchases:** none


### Roster

[App page](https://appshunter.io/ios/app/roster-community-builder/id6787161499)

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

**In-app purchases:** none


## Frequently asked questions

### Is ABI MasterMind free?

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

### Is Roster free?

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

### Do ABI MasterMind or Roster have ads?

Neither ABI MasterMind nor Roster shows ads.

### Which is updated more often, ABI MasterMind or Roster?

ABI MasterMind ships an update every 2 months, and Roster daily. Most recently, ABI MasterMind was updated on October 10, 2026 and Roster on October 18, 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.*