# Calwise vs FastRing

The clearest difference is in-app purchases: Calwise at none against FastRing's 1. FastRing's advantage is update cadence (weekly vs every 6 weeks) and iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. FastRing sells 1 one-off in-app purchase. Calwise asks for nothing beyond the download.

Calwise ships an update every 6 weeks, FastRing weekly. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Calwise | FastRing |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 28 MB | 2 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Murugan Ambigapathy](https://appshunter.io/developer/1802135560) | [Hemant Kaushik](https://appshunter.io/developer/6789262442) |

## What reviewers say

### Calwise

[App page](https://appshunter.io/ios/app/calwise-indian-calorie-tracker/id6761990106)

Easily track your meals, calories, and macros to build healthier eating habits. Monitor daily progress and gain insights into your nutrition to achieve your health goals, whether for weight loss or a healthier lifestyle. The app features a clean interface for focused and consistent use.

**Highlights:** Easy meal logging, Calorie and macro tracking, Daily progress insights, Personalized goals, Smart habit summaries, Distraction-free interface

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

**In-app purchases:** none


### FastRing

[App page](https://appshunter.io/ios/app/fastring-intermittent-fast/id6789262440)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Unlock | $4.99 | one-time |


## Frequently asked questions

### Is Calwise free?

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

### Is FastRing free?

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

### Do Calwise or FastRing have ads?

Neither Calwise nor FastRing shows ads.

### Which is updated more often, Calwise or FastRing?

Calwise ships an update every 6 weeks, and FastRing weekly. Most recently, Calwise was updated on October 31, 2026 and FastRing on October 25, 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.*