# Percent Calculators vs Countdown Log

The clearest difference is update cadence: Countdown Log at every 5 days against Percent Calculators's every 3 weeks. Percent Calculators's advantage is price ($0.99 vs $1.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Percent Calculators costs $0.99 and Countdown Log $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Percent Calculators ships an update every 3 weeks, Countdown Log every 5 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Percent Calculators | Countdown Log |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/percent-calculators/id1566803300/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Paid | — |
| Size | 1 MB | 25 MB |
| Requires iOS | 14.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [H Valeur](https://appshunter.io/developer/621824042) | [Xiamen City Fanyou Network Technology Co., Ltd.](https://appshunter.io/developer/1842524161) |

## What reviewers say

### Percent Calculators

[App page](https://appshunter.io/ios/app/percent-calculators/id1566803300)

This utility app helps you quickly and easily calculate various percentage-related math problems. It offers intuitive functions for finding percentages, calculating changes, and applying percentage increases or decreases to numbers.

**Highlights:** Calculate percent of a number, Calculate percent change, Determine what percent one number is of another, Subtract a percentage from a number, Add a percentage to a number

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

**In-app purchases:** none


### Countdown Log

[App page](https://appshunter.io/ios/app/countdown-log-days-until/id6767731218)

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

**In-app purchases:** none


## Frequently asked questions

### Is Percent Calculators free?

Percent Calculators costs $0.99, with no in-app purchases.

### Is Countdown Log free?

Countdown Log costs $1.99, with no in-app purchases.

### Do Percent Calculators or Countdown Log have ads?

Neither Percent Calculators nor Countdown Log shows ads.

### Which is updated more often, Percent Calculators or Countdown Log?

Percent Calculators ships an update every 3 weeks, and Countdown Log every 5 days. Most recently, Percent Calculators was updated on November 5, 2026 and Countdown Log on October 31, 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.*