# Sammic VAC vs Tabi Calc

The clearest difference is rating: Sammic VAC at 5.0 against Tabi Calc's 3.9. Sammic VAC also leads on in-app purchases (none vs 3) and ads (none vs shown). Tabi Calc's advantage is update cadence (every 3 weeks vs every 6 months) and ratings volume (40 vs 1). On price and device support there is nothing between them.

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

Sammic VAC holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: Tabi Calc has 40 ratings behind it against 1, so its average is the more settled of the two.

Sammic VAC ships an update every 6 months, Tabi Calc every 3 weeks. Both last shipped on November 6, 2026.

## The numbers

| Metric | Sammic VAC | Tabi Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sammic-vac/id1203667171/reviews)** | [3.9 (40 ratings)](https://appshunter.io/ios/app/tabi-calc/id1246912834/reviews) |
| Number of ratings | 1 | **40** |
| Positive reviews | — | 43.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 55 MB | 13 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Sammic S.L.](https://appshunter.io/developer/981086031) | [Tsuyoshi Niwa](https://appshunter.io/developer/888556976) |

## What reviewers say

### Sammic VAC

[App page](https://appshunter.io/ios/app/sammic-vac/id1203667171)

Manage vacuum programs remotely on commercial vacuum sealers using Bluetooth. Assign labels to programs, store recipe information, and back up programs to your smartphone for easy recovery.

**Highlights:** Remote vacuum program management, Assign labels to programs, Store recipe names and best-before days, Print labels with machine printer, Backup programs to smartphone, Recover programs after reset

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |
| Yearly Subscription | $9.99 | per year |
| Lifetime Pro | $39.99 | one-time |


## Frequently asked questions

### Is Sammic VAC free?

Sammic VAC is free to download, with no in-app purchases.

### Is Tabi Calc free?

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

### Which has better reviews, Sammic VAC or Tabi Calc?

Sammic VAC is rated higher. Sammic VAC averages 5.0 out of 5 from 1 ratings, while Tabi Calc averages 3.9 from 40 ratings.

### Do Sammic VAC or Tabi Calc have ads?

Tabi Calc shows ads; Sammic VAC does not.

### Which is updated more often, Sammic VAC or Tabi Calc?

Sammic VAC ships an update every 6 months, and Tabi Calc every 3 weeks. Most recently, Sammic VAC was updated on November 6, 2026 and Tabi Calc on November 6, 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.*