# SmartFields vs Shift Calendar

The clearest difference is device support: SmartFields at 3 against Shift Calendar's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. SmartFields sells 6 one-off in-app purchases and Shift Calendar sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

SmartFields ships an update fortnightly, Shift Calendar every 3 weeks. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | SmartFields | Shift Calendar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 106 MB | 45 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Oleh Sieroochenko](https://appshunter.io/developer/1804893012) | [anil sancar](https://appshunter.io/developer/1896591475) |

## What reviewers say

### SmartFields

[App page](https://appshunter.io/ios/app/smartfields/id6743850679)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 20 AI-запитів | $0.99 | one-time |
| 50 AI Requests | $1.99 | one-time |
| 100 AI Requests | $2.99 | one-time |
| Mini Plan | $6.99 | one-time |
| Pro Plan | $14.99 | one-time |
| Expert Plan | $29.99 | one-time |


### Shift Calendar

[App page](https://appshunter.io/ios/app/shift-calendar-shift-cycle/id6797974018)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Pro | $14.99 | one-time |


## Frequently asked questions

### Is SmartFields free?

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

### Is Shift Calendar free?

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

### Do SmartFields or Shift Calendar have ads?

Neither SmartFields nor Shift Calendar shows ads.

### Which is updated more often, SmartFields or Shift Calendar?

SmartFields ships an update fortnightly, and Shift Calendar every 3 weeks. Most recently, SmartFields was updated on October 24, 2026 and Shift Calendar on October 29, 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.*