# Rice Pop vs Promise Jar

The clearest difference is in-app purchases: Rice Pop at none against Promise Jar's 1. Rice Pop also leads on update cadence (every 3 days vs every 4 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Promise Jar sells 1 one-off in-app purchase. Rice Pop asks for nothing beyond the download.

Rice Pop ships an update every 3 days, Promise Jar every 4 weeks. The most recent releases landed on October 25, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Rice Pop | Promise Jar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/promise-jar-gentle-reminders/id6779936647/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 days** | Every 4 weeks |
| Size | 9 MB | 15 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JTR Labs LLC](https://appshunter.io/developer/1892768253) | [Ayhan Can Isidici](https://appshunter.io/developer/1844186086) |

## What reviewers say

### Rice Pop

[App page](https://appshunter.io/ios/app/rice-pop-visual-study-timer/id6772216110)

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

**In-app purchases:** none


### Promise Jar

[App page](https://appshunter.io/ios/app/promise-jar-gentle-reminders/id6779936647)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $9.90 | one-time |


## Frequently asked questions

### Is Rice Pop free?

Rice Pop is free to download, with no in-app purchases.

### Is Promise Jar free?

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

### Do Rice Pop or Promise Jar have ads?

Both Rice Pop and Promise Jar show ads.

### Which is updated more often, Rice Pop or Promise Jar?

Rice Pop ships an update every 3 days, and Promise Jar every 4 weeks. Most recently, Rice Pop was updated on October 25, 2026 and Promise Jar on October 23, 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.*