# Clinometer+ vs 1 Rep Max Calc

The clearest difference is in-app purchases: 1 Rep Max Calc at none against Clinometer+'s 1. 1 Rep Max Calc also leads on update cadence (every 5 days vs every 2 months) and iOS requirement (15.0 vs 17.6). Clinometer+'s advantage is ratings volume (1K vs 11). On price, rating, ads and device support there is nothing between them.

Both are free to download. Clinometer+ sells 1 one-off in-app purchase. 1 Rep Max Calc asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.5 for Clinometer+ against 4.5 for 1 Rep Max Calc. That said, the two scores are not equally well evidenced: Clinometer+ has 1K ratings behind it against 11, so its average is the more settled of the two.

Clinometer+ ships an update every 2 months, 1 Rep Max Calc every 5 days. The most recent releases landed on October 13, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Clinometer+ | 1 Rep Max Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (1K ratings)](https://appshunter.io/ios/app/clinometer-plus/id1494068762/reviews) | [4.5 (11 ratings)](https://appshunter.io/ios/app/1-rep-max-calc/id6449542297/reviews) |
| Number of ratings | **1K** | 11 |
| Positive reviews | 48.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 16 MB | 6 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tue Nguyen Minh](https://appshunter.io/developer/434811167) | [Will Stankus](https://appshunter.io/developer/1451105607) |

## What reviewers say

### Clinometer+

[App page](https://appshunter.io/ios/app/clinometer-plus/id1494068762)

This utility app functions as a car inclinometer to help drivers understand road conditions for safer driving. It requires a car phone holder and offers a calibration feature for accurate readings on flat surfaces.

**Highlights:** Car inclinometer, Road condition analysis, Safe driving aid, Calibration feature, Easy to use

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Features | $1.99 | one-time |

**What reviewers like**

- 👍 Cool app
- 👍 Useful for work
- 👍 Easy to use

**What reviewers complain about**

- 💰 Not free to use
- 🐛 Terrible calibration
- 🔍 Deceptive free features

**Reported bugs**

- Gave child a virus that searched for pornography
- Doesn't function at all

**Requested features**

- Ability to mount at any angle and calibrate
- Dampened response speed


### 1 Rep Max Calc

[App page](https://appshunter.io/ios/app/1-rep-max-calc/id6449542297)

Calculate your one rep max (1RM) and explore potential rep maxes at various intensities. Supports both pounds and kilograms, with an intuitive interface and offline functionality for seamless strength training tracking.

**Highlights:** Accurate one rep max calculation, Comprehensive rep maxes (95%-70%), Seamless unit conversion (lbs/kg), User-friendly interface, Offline support

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

**In-app purchases:** none


## Frequently asked questions

### Is Clinometer+ free?

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

### Is 1 Rep Max Calc free?

1 Rep Max Calc is free to download, with no in-app purchases.

### Which has better reviews, Clinometer+ or 1 Rep Max Calc?

Clinometer+ and 1 Rep Max Calc are both rated 4.5 out of 5 on the App Store, from 1K and 11 ratings respectively.

### Do Clinometer+ or 1 Rep Max Calc have ads?

Neither Clinometer+ nor 1 Rep Max Calc shows ads.

### Which is updated more often, Clinometer+ or 1 Rep Max Calc?

Clinometer+ ships an update every 2 months, and 1 Rep Max Calc every 5 days. Most recently, Clinometer+ was updated on October 13, 2026 and 1 Rep Max Calc on October 3, 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.*