# H2O Reminder Pro vs SoloSprint

The clearest difference is in-app purchases: H2O Reminder Pro at none against SoloSprint's 1. SoloSprint's advantage is update cadence (every 2 months vs every 9 months) and iOS requirement (15.6 vs 18.4). On price, ads and device support there is nothing between them.

Both are free to download. SoloSprint sells 1 one-off in-app purchase. H2O Reminder Pro asks for nothing beyond the download.

H2O Reminder Pro ships an update every 9 months, SoloSprint every 2 months. The most recent releases landed on October 18, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | H2O Reminder Pro | SoloSprint |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/solosprint-sprint-timer/id6755252012/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 months** |
| Size | 4 MB | 2 MB |
| Requires iOS | 18.4 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | +4 | 4+ |
| Developer | [Grzegorz Rakoca](https://appshunter.io/developer/1778459428) | [Maxwell Isley](https://appshunter.io/developer/1831085518) |

## What reviewers say

### H2O Reminder Pro

[App page](https://appshunter.io/ios/app/h2o-reminder-pro/id6746629890)

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

**In-app purchases:** none


### SoloSprint

[App page](https://appshunter.io/ios/app/solosprint-sprint-timer/id6755252012)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Sprints | $2.99 | one-time |


## Frequently asked questions

### Is H2O Reminder Pro free?

H2O Reminder Pro is free to download, with no in-app purchases.

### Is SoloSprint free?

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

### Do H2O Reminder Pro or SoloSprint have ads?

Neither H2O Reminder Pro nor SoloSprint shows ads.

### Which is updated more often, H2O Reminder Pro or SoloSprint?

H2O Reminder Pro ships an update every 9 months, and SoloSprint every 2 months. Most recently, H2O Reminder Pro was updated on October 18, 2026 and SoloSprint on October 19, 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.*