# Datawatch Mobile Access vs 25 Mass

The clearest difference is rating: Datawatch Mobile Access at 2.6 against 25 Mass's 1.0. Datawatch Mobile Access also leads on ratings volume (129 vs 1). 25 Mass's advantage is update cadence (every 2 weeks vs every 3 months) and iOS requirement (15.6 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Datawatch Mobile Access holds the better App Store score, 2.6 against 1.0. That said, the two scores are not equally well evidenced: Datawatch Mobile Access has 129 ratings behind it against 1, so its average is the more settled of the two.

Datawatch Mobile Access ships an update every 3 months, 25 Mass every 2 weeks. The most recent releases landed on October 20, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Datawatch Mobile Access | 25 Mass |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (129 ratings)](https://appshunter.io/ios/app/datawatch-mobile-access/id1434540474/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/25-mass/id1524429750/reviews) |
| Number of ratings | **129** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 37 MB | 173 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Datawatch Systems](https://appshunter.io/developer/797672203) | [Lincoln Property Company](https://appshunter.io/developer/1463051859) |

## What reviewers say

### Datawatch Mobile Access

[App page](https://appshunter.io/ios/app/datawatch-mobile-access/id1434540474)

Control access to physical locations using your smartphone via Bluetooth or NFC. Integrate mobile credentials with Apple Wallet for seamless entry on iPhones and Apple Watches. Offers enhanced security and a user-friendly experience.

**Highlights:** Bluetooth and NFC access, Apple Wallet integration, User-friendly interface, Enhanced security, Replaces physical cards, Streamlined access management

**Features:** Apple Wallet

**In-app purchases:** none


### 25 Mass

[App page](https://appshunter.io/ios/app/25-mass/id1524429750)

This application serves as a digital key to a building, offering access to event schedules, amenity bookings, and visitor management. Users can also explore local benefits and discover more about the building's offerings.

**Highlights:** View upcoming events, Book meeting rooms, Manage visitors, Discover local perks, Building passport

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Datawatch Mobile Access free?

Datawatch Mobile Access is free to download, with no in-app purchases.

### Is 25 Mass free?

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

### Which has better reviews, Datawatch Mobile Access or 25 Mass?

Datawatch Mobile Access is rated higher. Datawatch Mobile Access averages 2.6 out of 5 from 129 ratings, while 25 Mass averages 1.0 from 1 ratings.

### Do Datawatch Mobile Access or 25 Mass have ads?

Neither Datawatch Mobile Access nor 25 Mass shows ads.

### Which is updated more often, Datawatch Mobile Access or 25 Mass?

Datawatch Mobile Access ships an update every 3 months, and 25 Mass every 2 weeks. Most recently, Datawatch Mobile Access was updated on October 20, 2026 and 25 Mass on October 23, 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.*