# TDU vs BioBox

The clearest difference is rating: BioBox at 5.0 against TDU's 4.0. BioBox also leads on update cadence (every 3 weeks vs every 3 months). TDU's advantage is iOS requirement (13.0 vs 15.6). On price, review sentiment, ratings volume and ads there is nothing between them.

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

BioBox holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews split almost evenly too, at 25% and 25% positive.

TDU ships an update every 3 months, BioBox every 3 weeks. The most recent releases landed on September 28, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | TDU | BioBox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/tdu/id491086360/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/biobox/id6480137932/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 25.0% of reviews | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 11 MB | 42 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Descuentos Universitarios de México (TDU)](https://appshunter.io/developer/491086363) | [BioBox](https://appshunter.io/developer/1738331194) |

## What reviewers say

### TDU

[App page](https://appshunter.io/ios/app/tdu/id491086360)

Discover permanent discounts of 10% to 50% at over 9,500 affiliated establishments nationwide. Find restaurants, hotels, boutiques, and more, with options for hot deals and location-based searches. Stay updated on new benefits through push notifications.

**Highlights:** Permanent discounts up to 50%, Over 9,500 affiliated establishments, National coverage in Mexico, Hot Deals and special promotions, Location-based establishment search, Push notifications for new benefits, User suggestions for new affiliations

**In-app purchases:** none


### BioBox

[App page](https://appshunter.io/ios/app/biobox/id6480137932)

Access recycling machines and redeem points for rewards. This app connects users with recycling facilities and offers incentives for participation.

**Highlights:** Access recycling machines, Redeem points for surprises, Connect with recycling facilities, Track recycling rewards

**In-app purchases:** none


## Frequently asked questions

### Is TDU free?

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

### Is BioBox free?

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

### Which has better reviews, TDU or BioBox?

BioBox is rated higher. TDU averages 4.0 out of 5 from 2 ratings, while BioBox averages 5.0 from 1 ratings.

### Do TDU or BioBox have ads?

Neither TDU nor BioBox shows ads.

### Which is updated more often, TDU or BioBox?

TDU ships an update every 3 months, and BioBox every 3 weeks. Most recently, TDU was updated on September 28, 2026 and BioBox on October 14, 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.*