# Proddigy vs OnceOne

Proddigy and OnceOne are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Proddigy sells 2 in-app purchases, starting at $2.99 per month and OnceOne sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Proddigy ships an update every 10 days, OnceOne weekly. Both last shipped on October 30, 2026.

## The numbers

| Metric | Proddigy | OnceOne |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (9 ratings)](https://appshunter.io/ios/app/proddigy-life-tracker/id6740920487/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Weekly** |
| Monetization | Freemium | — |
| Size | 26 MB | 3 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | 4+ |
| Developer | [Baionic, LLC](https://appshunter.io/developer/1617262931) | [Dongliang Yin](https://appshunter.io/developer/1030365061) |

## What reviewers say

### Proddigy

[App page](https://appshunter.io/ios/app/proddigy-life-tracker/id6740920487)

Discover connections between your daily habits, work, and wellbeing. Track what matters to you, explore patterns through data, and test changes to see their impact. Quick check-ins are available via notifications.

**Highlights:** Track custom habits, work, and wellbeing metrics, Quick check-ins via notifications, Explore patterns with charts and calendar views, Identify correlations between different metrics, Run experiments to compare changes, Create custom trackers

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | per month |
| Yearly Subscription | $23.99 | per year |


### OnceOne

[App page](https://appshunter.io/ios/app/onceone-grouping-to-do-tasks/id6744550176)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro(Monthly) | $0.99 | per month |
| Pro(Annual) | $9.99 | per year |
| Pro(Lifetime) | $24.99 | one-time |


## Frequently asked questions

### Is Proddigy free?

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

### Is OnceOne free?

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

### Do Proddigy or OnceOne have ads?

Neither Proddigy nor OnceOne shows ads.

### Which is updated more often, Proddigy or OnceOne?

Proddigy ships an update every 10 days, and OnceOne weekly. Most recently, Proddigy was updated on October 30, 2026 and OnceOne 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.*