# Digi Notes vs SparkCalc

The clearest difference is iOS requirement: Digi Notes at 13.0 against SparkCalc's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Digi Notes sells 2 in-app purchases, starting at $4.99 per month and SparkCalc sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Digi Notes ships an update fortnightly, SparkCalc every 4 weeks. The most recent releases landed on October 9, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Digi Notes | SparkCalc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 weeks |
| Size | 30 MB | 3 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Alvin .](https://appshunter.io/developer/1437374047) | [文君 李](https://appshunter.io/developer/1801128255) |

## What reviewers say

### Digi Notes

[App page](https://appshunter.io/ios/app/digi-notes-sync-your-notes/id1670796449)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Premium | $4.99 | per month |
| 1 Month Ultimate | $19.99 | per month |


### SparkCalc

[App page](https://appshunter.io/ios/app/sparkcalc/id6743084972)

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Membership | $2.99 | per month |
| Annual Premium Membership | $8.99 | per year |


## Frequently asked questions

### Is Digi Notes free?

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

### Is SparkCalc free?

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

### Do Digi Notes or SparkCalc have ads?

Neither Digi Notes nor SparkCalc shows ads.

### Which is updated more often, Digi Notes or SparkCalc?

Digi Notes ships an update fortnightly, and SparkCalc every 4 weeks. Most recently, Digi Notes was updated on October 9, 2026 and SparkCalc on October 8, 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.*