# Tabi Calc vs Tempus Calc

The clearest difference is in-app purchases: Tempus Calc at none against Tabi Calc's 3. Tabi Calc's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Tabi Calc sells 3 in-app purchases, starting at $0.99 per month. Tempus Calc asks for nothing beyond the download.

Tabi Calc ships an update fortnightly, Tempus Calc every 8 days. The most recent releases landed on September 20, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Tabi Calc | Tempus Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (40 ratings)](https://appshunter.io/ios/app/tabi-calc/id1246912834/reviews)** | — |
| Number of ratings | **40** | — |
| Positive reviews | 43.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 8 days** |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 3 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tsuyoshi Niwa](https://appshunter.io/developer/888556976) | [ommar alquisi](https://appshunter.io/developer/1815009330) |

## What reviewers say

### Tabi Calc

[App page](https://appshunter.io/ios/app/tabi-calc/id1246912834)

This app is a travel-focused calculator that simplifies date, time, and currency calculations. It helps users plan trips, manage itineraries, and convert currencies with live or offline rates. Designed for travelers, it offers an intuitive interface and accurate results.

**Highlights:** Date and time difference calculations, Add/subtract days, months, years from dates, Multi-currency converter with live/offline rates, Supports over 160 currencies, Location-based currency suggestions, Offline currency rate support, Saves recent calculations

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| 6 month subscription | $4.49 | per 6 months |
| Yearly Subscription | $7.99 | per year |


### Tempus Calc

[App page](https://appshunter.io/ios/app/tempus-calc/id6746067882)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tabi Calc free?

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

### Is Tempus Calc free?

Tempus Calc is free to download, with no in-app purchases.

### Do Tabi Calc or Tempus Calc have ads?

Neither Tabi Calc nor Tempus Calc shows ads.

### Which is updated more often, Tabi Calc or Tempus Calc?

Tabi Calc ships an update fortnightly, and Tempus Calc every 8 days. Most recently, Tabi Calc was updated on September 20, 2026 and Tempus Calc on September 19, 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.*