# TheDayBefore (days countdown) vs Bibliotecas USIL

The clearest difference is in-app purchases: Bibliotecas USIL at none against TheDayBefore (days countdown)'s 2. Bibliotecas USIL also leads on ads (none vs shown) and iOS requirement (15.6 vs 17.0). TheDayBefore (days countdown)'s advantage is update cadence (every 4 days vs every 3 months). On price and device support there is nothing between them.

Both are free to download. TheDayBefore (days countdown) sells 2 in-app purchases, starting at $1.49 per month. Bibliotecas USIL asks for nothing beyond the download.

TheDayBefore (days countdown) ships an update every 4 days, Bibliotecas USIL every 3 months. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | TheDayBefore (days countdown) | Bibliotecas USIL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (1.1K ratings)](https://appshunter.io/ios/app/thedaybefore-days-countdown/id991283955/reviews)** | — |
| Number of ratings | **1.1K** | — |
| Positive reviews | 86.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 338 MB | 50 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [TheDayBefore, Inc.](https://appshunter.io/developer/991283954) | [UNIVERSIDAD SAN IGNACIO DE LOYOLA S.R.L.](https://appshunter.io/developer/640368432) |

## What reviewers say

### TheDayBefore (days countdown)

[App page](https://appshunter.io/ios/app/thedaybefore-days-countdown/id991283955)

Easily manage important dates and countdown to special events with customizable widgets and decorative options. Record memories, share milestones with loved ones, and organize your schedule by category. Never miss a precious moment again.

**Highlights:** Customizable D-Day countdowns, Lock screen and home screen widgets, Multiple calculation methods (days, months, weeks), Event decoration with stickers and effects, Story feature for recording memories with photos, Sharing of D-Day events, Category-based event grouping

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic (1-Month Plan) | $1.49 | per month |
| Remove Ads | $9.99 | one-time |


### Bibliotecas USIL

[App page](https://appshunter.io/ios/app/bibliotecas-usil/id1580559013)

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

**In-app purchases:** none


## Frequently asked questions

### Is TheDayBefore (days countdown) free?

TheDayBefore (days countdown) is free to download, with in-app purchases available.

### Is Bibliotecas USIL free?

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

### Do TheDayBefore (days countdown) or Bibliotecas USIL have ads?

TheDayBefore (days countdown) shows ads; Bibliotecas USIL does not.

### Which is updated more often, TheDayBefore (days countdown) or Bibliotecas USIL?

TheDayBefore (days countdown) ships an update every 4 days, and Bibliotecas USIL every 3 months. Most recently, TheDayBefore (days countdown) was updated on November 11, 2026 and Bibliotecas USIL on November 7, 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.*