# Useful Counters and Countdowns vs Keeper by Tarantula List

The clearest difference is in-app purchases: Keeper by Tarantula List at none against Useful Counters and Countdowns's 1. Keeper by Tarantula List also leads on ads (none vs shown). Useful Counters and Countdowns's advantage is update cadence (every 2 weeks vs every 3 months) and iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Useful Counters and Countdowns sells 1 in-app purchase, starting at $1.99 per month. Keeper by Tarantula List asks for nothing beyond the download.

Useful Counters and Countdowns ships an update every 2 weeks, Keeper by Tarantula List every 3 months. The most recent releases landed on September 28, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Useful Counters and Countdowns | Keeper by Tarantula List |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/keeper-by-tarantula-list/id6760977453/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | — | Free |
| Size | 12 MB | 10 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexandre Thil](https://appshunter.io/developer/1018837359) | [Steven Charteris](https://appshunter.io/developer/1887102955) |

## What reviewers say

### Useful Counters and Countdowns

[App page](https://appshunter.io/ios/app/useful-counters-and-countdowns/id6503638899)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Useful Counters Full Version | $1.99 | per month |


### Keeper by Tarantula List

[App page](https://appshunter.io/ios/app/keeper-by-tarantula-list/id6760977453)

This app helps exotic pet owners meticulously track their animals' care, including feedings, molts, and maintenance. It stores all data locally, ensuring privacy and offline functionality. Perfect for managing diverse collections of invertebrates, reptiles, and more.

**Highlights:** Offline-first recordkeeping, Track feedings, molts, maintenance, Weight tracking with history, Photo gallery per animal, Feeding reminders, Shareable keep list, Dark mode support

**In-app purchases:** none


## Frequently asked questions

### Is Useful Counters and Countdowns free?

Useful Counters and Countdowns is free to download, with in-app purchases available.

### Is Keeper by Tarantula List free?

Keeper by Tarantula List is free to download, with no in-app purchases.

### Do Useful Counters and Countdowns or Keeper by Tarantula List have ads?

Useful Counters and Countdowns shows ads; Keeper by Tarantula List does not.

### Which is updated more often, Useful Counters and Countdowns or Keeper by Tarantula List?

Useful Counters and Countdowns ships an update every 2 weeks, and Keeper by Tarantula List every 3 months. Most recently, Useful Counters and Countdowns was updated on September 28, 2026 and Keeper by Tarantula List on October 10, 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.*