# Cauldron Timer vs CoreWeight

The clearest difference is in-app purchases: Cauldron Timer at none against CoreWeight's 3. Cauldron Timer also leads on ads (none vs shown) and iOS requirement (9.0 vs 18.0). CoreWeight's advantage is update cadence (every 10 days vs every 5 weeks). On price and device support there is nothing between them.

Both are free to download. CoreWeight sells 3 in-app purchases, starting at $1.99 per month. Cauldron Timer asks for nothing beyond the download.

Cauldron Timer ships an update every 5 weeks, CoreWeight every 10 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Cauldron Timer | CoreWeight |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/cauldron-timer/id1525450269/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 10 days** |
| Monetization | Free | — |
| Size | 7 MB | 23 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 12+ | 4+ |
| Developer | [Brigit Hawley](https://appshunter.io/developer/1136103548) | [Hiroomi Kubo](https://appshunter.io/developer/1819954362) |

## What reviewers say

### Cauldron Timer

[App page](https://appshunter.io/ios/app/cauldron-timer/id1525450269)

Prepare for your next belt test with this specialized timer designed for martial arts training. It helps you focus on your drills and practice routines.

**Highlights:** Belt test preparation, Martial arts training, Drill practice, Routine focus

**Features:** macOS Compatibility

**In-app purchases:** none


### CoreWeight

[App page](https://appshunter.io/ios/app/coreweight-workout-log/id6747131690)

**Features:** Apple Watch app, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $1.99 | per month |
| Annual Membership | $9.99 | per year |
| Lifetime License | $4.99 | one-time |


## Frequently asked questions

### Is Cauldron Timer free?

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

### Is CoreWeight free?

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

### Do Cauldron Timer or CoreWeight have ads?

CoreWeight shows ads; Cauldron Timer does not.

### Which is updated more often, Cauldron Timer or CoreWeight?

Cauldron Timer ships an update every 5 weeks, and CoreWeight every 10 days. Most recently, Cauldron Timer was updated on November 3, 2026 and CoreWeight on October 30, 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.*