# Celeris Loop vs RPE Calculator

The clearest difference is iOS requirement: RPE Calculator at 15.0 against Celeris Loop's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Celeris Loop sells 3 in-app purchases, starting at $4.99 per month and RPE Calculator sells 2 in-app purchases, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

Celeris Loop ships an update every 8 days, RPE Calculator weekly. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Celeris Loop | RPE Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | **Weekly** |
| Size | 32 MB | 19 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DIEGO ALDO PETTOROSSI](https://appshunter.io/developer/6794844821) | [paolo aru](https://appshunter.io/developer/6796453803) |

## What reviewers say

### Celeris Loop

[App page](https://appshunter.io/ios/app/celeris-loop/id6794844819)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Atleta Plus (Mese) | $4.99 | per month |
| Coach Standard (Mese) | $19.99 | per month |
| Coach Pro (Mensile) | $39.99 | per month |


### RPE Calculator

[App page](https://appshunter.io/ios/app/rpe-calculator-powerlifting/id6796453801)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RPE Pro (annual) | $9.99 | per year |
| RPE Pro | $22.99 | one-time |


## Frequently asked questions

### Is Celeris Loop free?

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

### Is RPE Calculator free?

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

### Do Celeris Loop or RPE Calculator have ads?

Neither Celeris Loop nor RPE Calculator shows ads.

### Which is updated more often, Celeris Loop or RPE Calculator?

Celeris Loop ships an update every 8 days, and RPE Calculator weekly. Most recently, Celeris Loop was updated on November 6, 2026 and RPE Calculator on November 4, 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.*