# Formero vs ChainRanger

The clearest difference is in-app purchases: Formero at none against ChainRanger's 1. Formero also leads on ratings volume (19 vs 2) and device support (3 vs 1). ChainRanger's advantage is rating (5.0 vs 4.6) and review sentiment (100% vs 85%). On price, update cadence, ads and iOS requirement there is nothing between them.

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

ChainRanger holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Formero has 19 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 85% of Formero's written reviews are positive against 100% of ChainRanger's.

Formero ships an update every 2 weeks, ChainRanger every 10 days. The most recent releases landed on October 7, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Formero | ChainRanger |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (19 ratings)](https://appshunter.io/ios/app/formero/id6470127092/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/chainranger/id6783061208/reviews)** |
| Number of ratings | **19** | 2 |
| Positive reviews | 84.6% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 82 MB | 66 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Formero, LLC](https://appshunter.io/developer/1713012815) | [RIKU-MATTI HEIKKI INNILA](https://appshunter.io/developer/6783061210) |

## What reviewers say

### Formero

[App page](https://appshunter.io/ios/app/formero/id6470127092)

Improve your disc golf game with personalized form analysis from professional coaches. Submit videos of your throws for detailed feedback and live coaching sessions. Connect with elite pros to refine your technique and increase throwing distance.

**Highlights:** Personalized form analysis, Video submission for review, Voice-over feedback from coaches, Live coaching calls, 24/7 coach chat access, Verified professional coaches

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

**In-app purchases:** none


### ChainRanger

[App page](https://appshunter.io/ios/app/chainranger/id6783061208)

This app uses your phone's camera to instantly measure the distance to a disc golf basket, indicating whether it's uphill or downhill. It helps players understand putting rules and strategize throws based on elevation and distance.

**Highlights:** Real-time camera-based rangefinder, Measures distance in meters or feet, Detects uphill/downhill angles, Calculates plays-like distance with elevation, LiDAR assist for iPhone Pro models, Basket presets and custom dimensions

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Range | $12.99 | one-time |


## Frequently asked questions

### Is Formero free?

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

### Is ChainRanger free?

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

### Which has better reviews, Formero or ChainRanger?

ChainRanger is rated higher. Formero averages 4.6 out of 5 from 19 ratings, while ChainRanger averages 5.0 from 2 ratings.

### Do Formero or ChainRanger have ads?

Neither Formero nor ChainRanger shows ads.

### Which is updated more often, Formero or ChainRanger?

Formero ships an update every 2 weeks, and ChainRanger every 10 days. Most recently, Formero was updated on October 7, 2026 and ChainRanger on October 17, 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.*