# maas. vs ProxiAlert

The clearest difference is in-app purchases: maas. at none against ProxiAlert's 2. maas. also leads on ads (none vs shown) and iOS requirement (15.6 vs 26.1). On price, update cadence and device support there is nothing between them.

Both are free to download. ProxiAlert sells 2 in-app purchases, starting at $4.99 per month. maas. asks for nothing beyond the download.

maas. ships an update every 4 weeks, ProxiAlert every 2 weeks. The most recent releases landed on October 21, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | maas. | ProxiAlert |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (738 ratings)](https://appshunter.io/ios/app/maas/id1642810196/reviews)** | — |
| Number of ratings | **738** | — |
| Positive reviews | 16.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 203 MB | 32 MB |
| Requires iOS | **15.6** | 26.1 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [LPG COLOMBIA S.A.S](https://appshunter.io/developer/1566614814) | [john palacios](https://appshunter.io/developer/1880911721) |

## What reviewers say

### maas.

[App page](https://appshunter.io/ios/app/maas/id1642810196)

Plan, pay for, and navigate your journeys across Bogotá seamlessly. Get real-time bus information, recharge your transit card, and discover the best routes using public transportation options.

**Highlights:** Route planning with SITP, TransMilenio, TransMiCable, Real-time bus location and arrival times, Tullave card recharge via Nequi or PSE, Check tullave card balance, Activate card recharges, Purchase Transmipass packages

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Agile and secure payments via PSE
- 👍 NFC validation for recharge
- 👍 Allows recharge with credit card
- 👍 Good for recharging when no physical points are nearby
- 👍 Can recharge the card easily

**What reviewers complain about**

- 🐛 Malfunctioning system
- 🐛 App is terrible and never works
- 🐛 NFC not working for recharge activation
- 🐛 Does not validate user data
- 🐛 Recharge gets blocked and cannot be activated

**Reported bugs**

- System malfunction
- NFC not working for recharge activation
- App does not validate user data
- Recharge gets blocked and cannot be activated
- Virtual recharge not possible

**Requested features**

- Fix NFC functionality for recharge activation
- Allow recharge with foreign ID (Cédula de Extranjería)
- Allow recharge with other document types (e.g., Tarjeta de Identidad)
- Clarify PSE button functionality
- Add option for place of expedition for Colombian citizenship cards issued abroad


### ProxiAlert

[App page](https://appshunter.io/ios/app/proxialert/id6759818617)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ProxiAlert Premium Monthly | $4.99 | per month |
| ProxiAlert Premium Annual | $39.99 | per year |


## Frequently asked questions

### Is maas. free?

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

### Is ProxiAlert free?

ProxiAlert is free to download, with in-app purchases available.

### Do maas. or ProxiAlert have ads?

ProxiAlert shows ads; maas. does not.

### Which is updated more often, maas. or ProxiAlert?

maas. ships an update every 4 weeks, and ProxiAlert every 2 weeks. Most recently, maas. was updated on October 21, 2026 and ProxiAlert on September 15, 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.*