# Notebook calculator (ge vs Kosmogram Batak

The clearest difference is update cadence: Notebook calculator (ge at every 2 days against Kosmogram Batak's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Notebook calculator (ge sells 2 one-off in-app purchases and Kosmogram Batak sells 3 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Notebook calculator (ge ships an update every 2 days, Kosmogram Batak every 2 months. The most recent releases landed on November 10, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Notebook calculator (ge | Kosmogram Batak |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (49 ratings)](https://appshunter.io/ios/app/notebook-calculator-ge-calc/id388632863/reviews)** | — |
| Number of ratings | **49** | — |
| Positive reviews | 91.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 43 MB | 43 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ge-nie inc.](https://appshunter.io/developer/388632866) | [Bandung Fe Institute](https://appshunter.io/developer/1828581997) |

## What reviewers say

### Notebook calculator (ge

[App page](https://appshunter.io/ios/app/notebook-calculator-ge-calc/id388632863)

This calculator app saves your calculations as notes, allowing you to add context and easily review, verify, or reuse them. It's ideal for estimates, invoices, budgeting, and quick tax calculations, keeping everything in one place before sharing.

**Highlights:** Keep calculation history as notes, Add context to calculations, Organize notes by page, Share results and notes, View calculator and memo together, Support tax calculation

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stress free Pack for iPhone | $3.99 | one-time |
| Stress free Pack for iPad | $3.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 💡 Calculator and notepad combined
- 📝 Keeps a record of calculations (tape)
- 🚀 Fast and reliable
- 💼 Useful for business and tracking expenses

**What reviewers complain about**

- ⚠️ Too many ads
- 🙄 Update made calculator unusable
- 🤔 Unsure how to use symbols
- 😩 Ads play loudly and randomly
- 📉 Memory feature loses place

**Reported bugs**

- Calculator unusable after update
- Percentage not working correctly
- Lost old accounts
- Login screen freezes
- Incompatible with older devices

**Requested features**

- Add a notepad
- Lock screen in landscape mode
- Make sound louder
- Make calculator smaller
- Ability to save and flip through notes


### Kosmogram Batak

[App page](https://appshunter.io/ios/app/kosmogram-batak/id6753157109)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Langganan Premium 7 Hari | $0.99 | per 7 days |
| Langganan Premium 1 bulan | $1.99 | per month |
| Langganan Premium 1 tahun | $17.99 | per year |


## Frequently asked questions

### Is Notebook calculator (ge free?

Notebook calculator (ge is free to download, with in-app purchases available.

### Is Kosmogram Batak free?

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

### Do Notebook calculator (ge or Kosmogram Batak have ads?

Both Notebook calculator (ge and Kosmogram Batak show ads.

### Which is updated more often, Notebook calculator (ge or Kosmogram Batak?

Notebook calculator (ge ships an update every 2 days, and Kosmogram Batak every 2 months. Most recently, Notebook calculator (ge was updated on November 10, 2026 and Kosmogram Batak 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.*