# Time + Date Calculator vs TimeStack Pilot

The clearest difference is price: TimeStack Pilot at Free against Time + Date Calculator's $0.99. TimeStack Pilot also leads on update cadence (every 3 days vs every 3 months). Time + Date Calculator's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 26.0). On ads and in-app purchases there is nothing between them.

TimeStack Pilot is free to download; Time + Date Calculator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Time + Date Calculator ships an update every 3 months, TimeStack Pilot every 3 days. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Time + Date Calculator | TimeStack Pilot |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.7 (942 ratings)](https://appshunter.io/ios/app/time-plus-date-calculator/id545171310/reviews)** | — |
| Number of ratings | **942** | — |
| Positive reviews | 91.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 1 MB | 29 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Thomas Tsopanakis](https://appshunter.io/developer/471022214) | [Christoph Kindl](https://appshunter.io/developer/1895065163) |

## What reviewers say

### Time + Date Calculator

[App page](https://appshunter.io/ios/app/time-plus-date-calculator/id545171310)

Calculate time differences, work days, and add or subtract time periods. Convert between units like seconds, minutes, and years. Determine future or past dates and calculate age.

**Highlights:** Calculate time differences, Calculate work days, Add/subtract time, Multiply/divide time, Time converter, Date ranger, Age calculator

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Accurate time calculations
- 💡 Useful for various everyday tasks
- 🔒 Reliable and trustworthy
- ⏱️ Helpful for work and personal time management

**What reviewers complain about**

- 🐛 Occasional bugs or glitches
- 🔍 Unintuitive interface in some areas
- 💻 Limited input options (e.g. inability to type in times)

**Reported bugs**

- Error in adding days calculation
- Inconsistent behavior when inputting times

**Requested features**

- Add support for calculating all days, not just work days
- Implement a calendar view to track time and dates
- Allow users to save and view their time logs
- Provide an option to display time in decimal format


### TimeStack Pilot

[App page](https://appshunter.io/ios/app/timestack-pilot/id6762896694)

**In-app purchases:** none


## Frequently asked questions

### Is Time + Date Calculator free?

Time + Date Calculator costs $0.99, with no in-app purchases.

### Is TimeStack Pilot free?

TimeStack Pilot is free to download, with no in-app purchases.

### Do Time + Date Calculator or TimeStack Pilot have ads?

Neither Time + Date Calculator nor TimeStack Pilot shows ads.

### Which is updated more often, Time + Date Calculator or TimeStack Pilot?

Time + Date Calculator ships an update every 3 months, and TimeStack Pilot every 3 days. Most recently, Time + Date Calculator was updated on October 29, 2026 and TimeStack Pilot on October 28, 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.*