# KittyKitty Add Subtract vs TinyDigits

The clearest difference is iOS requirement: KittyKitty Add Subtract at 12.0 against TinyDigits's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. KittyKitty Add Subtract sells 10 one-off in-app purchases and TinyDigits sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

KittyKitty Add Subtract ships an update every 4 days, TinyDigits every 6 days. The most recent releases landed on October 5, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | KittyKitty Add Subtract | TinyDigits |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/kittykitty-add-subtract/id1234885830/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 90.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 6 days |
| Monetization | Free with in-app purchases | — |
| Size | 95 MB | 19 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Angry Baby Studios, LLC](https://appshunter.io/developer/1221623027) | [新宇 马](https://appshunter.io/developer/945657814) |

## What reviewers say

### KittyKitty Add Subtract

[App page](https://appshunter.io/ios/app/kittykitty-add-subtract/id1234885830)

This educational game helps preschoolers and kindergartners master basic addition and subtraction. It offers a unique interactive workspace with animated characters and a reward system to encourage practice and track progress.

**Highlights:** Addition and subtraction practice, Interactive workspace, Progress tracking, Difficulty adjustment, Reward system, Certificates of achievement

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Item Set: Love Angel | $0.99 | one-time |
| Item Set: Naughty Devil | $0.99 | one-time |
| Item Set: Ballerina | $0.99 | one-time |
| Item Set: Cutie Bunny | $0.99 | one-time |
| Item Set: Polka Dot Clown | $0.99 | one-time |
| Item Set: Handsome Man | $0.99 | one-time |
| Item Set: Nerdy Panda | $0.99 | one-time |
| Item Set: Ahoy! Pirate | $0.99 | one-time |
| Item Set: Cool Tomato | $0.99 | one-time |
| Remove Ads | $2.99 | one-time |


### TinyDigits

[App page](https://appshunter.io/ios/app/tinydigits/id6774460338)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Full Access | $4.99 | one-time |


## Frequently asked questions

### Is KittyKitty Add Subtract free?

KittyKitty Add Subtract is free to download, with in-app purchases available.

### Is TinyDigits free?

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

### Do KittyKitty Add Subtract or TinyDigits have ads?

Neither KittyKitty Add Subtract nor TinyDigits shows ads.

### Which is updated more often, KittyKitty Add Subtract or TinyDigits?

KittyKitty Add Subtract ships an update every 4 days, and TinyDigits every 6 days. Most recently, KittyKitty Add Subtract was updated on October 5, 2026 and TinyDigits on October 1, 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.*