# bibs vs High Precision Calc

The clearest difference is price: bibs at Free against High Precision Calc's $1.99. High Precision Calc's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support there is nothing between them.

bibs is free to download; High Precision Calc costs $1.99 up front. bibs sells 2 in-app purchases, starting at $1.99 per month. High Precision Calc asks for nothing beyond the download.

bibs ships an update every 6 months, High Precision Calc fortnightly. The most recent releases landed on May 18, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | bibs | High Precision Calc |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Fortnightly** |
| Size | 7 MB | 37 MB |
| Requires iOS | 18.5 | **13** |
| Devices | iPhone, iPad, Apple Watch | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Hiroyasu Hirai](https://appshunter.io/developer/455568461) | [嘉欣 胡](https://appshunter.io/developer/1640395440) |

## What reviewers say

### bibs

[App page](https://appshunter.io/ios/app/bibs/id1492875296)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bibs Premium (月額) | $1.99 | per month |
| Bibs Premium (年額) | $19.99 | per year |


### High Precision Calc

[App page](https://appshunter.io/ios/app/high-precision-calc/id6461723260)

**In-app purchases:** none


## Frequently asked questions

### Is bibs free?

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

### Is High Precision Calc free?

High Precision Calc costs $1.99, with no in-app purchases.

### Do bibs or High Precision Calc have ads?

bibs shows ads; High Precision Calc does not.

### Which is updated more often, bibs or High Precision Calc?

bibs ships an update every 6 months, and High Precision Calc fortnightly. Most recently, bibs was updated on May 18, 2026 and High Precision Calc on September 17, 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.*