# Sentian vs CountItBack

Sentian and CountItBack 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. Sentian sells 2 in-app purchases, starting at $7.99 per month and CountItBack sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Sentian ships an update every 11 days, CountItBack every 10 days. The most recent releases landed on September 29, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Sentian | CountItBack |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 10 days** |
| Monetization | — | Free with in-app purchases |
| Size | 63 MB | 5 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Xiaodi Su](https://appshunter.io/developer/1843948421) | [Doug Hicks](https://appshunter.io/developer/1852838382) |

## What reviewers say

### Sentian

[App page](https://appshunter.io/ios/app/sentian/id6753605054)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $7.99 | per month |
| Yearly Premium | $44.99 | per year |


### CountItBack

[App page](https://appshunter.io/ios/app/countitback/id6758110677)

Master counting back change with interactive lessons and practice modes. This app offers realistic training for cashier jobs or improving mental math skills. It features a clean, professional design suitable for adults.

**Highlights:** Interactive lessons, Step-by-step guidance, Practice modes (no pressure, timed challenges), Realistic transaction simulation, Multiple difficulty levels, Split tender scenarios, Leaderboards

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $1.99 | one-time |


## Frequently asked questions

### Is Sentian free?

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

### Is CountItBack free?

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

### Do Sentian or CountItBack have ads?

Neither Sentian nor CountItBack shows ads.

### Which is updated more often, Sentian or CountItBack?

Sentian ships an update every 11 days, and CountItBack every 10 days. Most recently, Sentian was updated on September 29, 2026 and CountItBack on September 24, 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.*