# OcuStrong vs contraction tracker + timer

The clearest difference is price: contraction tracker + timer at Free against OcuStrong's $0.99. contraction tracker + timer also leads on update cadence (every 5 weeks vs every 33 months) and ratings volume (372 vs 5). On rating, ads, in-app purchases and device support there is nothing between them.

contraction tracker + timer is free to download; OcuStrong costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

OcuStrong holds the better App Store score, 4.4 against 4.2. That said, the two scores are not equally well evidenced: contraction tracker + timer has 372 ratings behind it against 5, so its average is the more settled of the two. Written reviews complicate that: 50% of OcuStrong's written reviews are positive against 59% of contraction tracker + timer's, so the app with the better star average is not the one people write more warmly about.

OcuStrong ships an update every 33 months, contraction tracker + timer every 5 weeks. The most recent releases landed on September 28, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | OcuStrong | contraction tracker + timer |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.4 (5 ratings)](https://appshunter.io/ios/app/ocustrong/id1353147414/reviews)** | [4.2 (372 ratings)](https://appshunter.io/ios/app/contraction-tracker-plus-timer/id1588881488/reviews) |
| Number of ratings | 5 | **372** |
| Positive reviews | 50.0% of reviews | **58.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 33 months | **Every 5 weeks** |
| Monetization | Paid | **Free** |
| Size | 84 MB | 61 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OcuStrong LLC](https://appshunter.io/developer/1339756893) | [25 Degrees Apps LLC](https://appshunter.io/developer/1574163403) |

## What reviewers say

### OcuStrong

[App page](https://appshunter.io/ios/app/ocustrong/id1353147414)

This app offers a quick daily exercise program designed to strengthen ocular muscles and potentially reduce reliance on reading glasses. It aims to mitigate the effects of aging on vision with a routine that takes less than two minutes per day.

**Highlights:** Strengthens ocular muscles, Reduces dependence on reading glasses, Daily exercise program, Less than 2 minutes per day, Mitigates aging effects on vision

**Features:** macOS Compatibility

**In-app purchases:** none


### contraction tracker + timer

[App page](https://appshunter.io/ios/app/contraction-tracker-plus-timer/id1588881488)

This app helps track labor contractions by timing their start, duration, and frequency. It also allows for recording baby kicks by duration and intervals. Features include relaxing sounds, visual displays of progress, and saving labor history.

**Highlights:** Track contraction duration and intervals, Record baby kicks by duration and intervals, Analyze contraction timing, Relaxing meditation sounds, Visual display of progress, Save labor history

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🎶 Soothing music
- 🚀 Straightforward app
- 💯 Perfection
- 🤰 Great for pregnancy

**What reviewers complain about**

- 🙄 Constant review prompts
- ⏱️ Timer issues when leaving app
- 🔍 Difficult to use on small screens
- 🔨 Glitches and bugs

**Reported bugs**

- Timer stops after 2 minutes
- Timer inaccurate when leaving app

**Requested features**

- Option to delete accidental taps
- Ability to keep timer running when minimized


## Frequently asked questions

### Is OcuStrong free?

OcuStrong costs $0.99, with no in-app purchases.

### Is contraction tracker + timer free?

contraction tracker + timer is free to download, with no in-app purchases.

### Which has better reviews, OcuStrong or contraction tracker + timer?

OcuStrong is rated higher. OcuStrong averages 4.4 out of 5 from 5 ratings, while contraction tracker + timer averages 4.2 from 372 ratings.

### Do OcuStrong or contraction tracker + timer have ads?

Neither OcuStrong nor contraction tracker + timer shows ads.

### Which is updated more often, OcuStrong or contraction tracker + timer?

OcuStrong ships an update every 33 months, and contraction tracker + timer every 5 weeks. Most recently, OcuStrong was updated on September 28, 2026 and contraction tracker + timer on October 13, 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.*