# Date Calculator vs Eclipsa

The clearest difference is rating: Eclipsa at 5.0 against Date Calculator's 4.5. Eclipsa also leads on review sentiment (100% vs 63%) and in-app purchases (none vs 4). Date Calculator's advantage is ratings volume (200 vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Date Calculator sells 4 in-app purchases, starting at $3.99 per month. Eclipsa asks for nothing beyond the download.

Eclipsa holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Date Calculator has 200 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 63% of Date Calculator's written reviews are positive against 100% of Eclipsa's.

Date Calculator ships an update every 6 weeks, Eclipsa monthly. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Date Calculator | Eclipsa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (200 ratings)](https://appshunter.io/ios/app/date-calculator-timerange/id424582307/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/eclipsa/id6759848340/reviews)** |
| Number of ratings | **200** | 1 |
| Positive reviews | 63.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 21 MB | 56 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Applorium Ltd](https://appshunter.io/developer/1688522804) | [Islam Muskhanov](https://appshunter.io/developer/1881183310) |

## What reviewers say

### Date Calculator

[App page](https://appshunter.io/ios/app/date-calculator-timerange/id424582307)

Easily calculate the difference between dates, add or subtract days, and create custom countdowns. Personalize your workweek and skip specific dates for accurate workday calculations. Track events with home screen widgets and receive timely notifications.

**Highlights:** Add/subtract days, weeks, months, years, Customizable workweek calculations, Skip specific dates, Calculate intervals between dates, Create customizable countdowns, Home screen widgets, Countdown notifications

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Timerange Plus Monthly | $3.99 | per month |
| Timerange Plus Annual | $9.99 | per year |
| Timerange Plus | $6.99 | one-time |
| Date Calculator Plus | $19.99 | one-time |

**What reviewers like**

- ✅ Simple and intuitive interface
- ⚡ Quick date calculations
- 📱 Useful widget functionality
- 🎯 Does exactly what it promises
- 💼 Practical for professional use (legal, pharmacy, food industry, travel)

**What reviewers complain about**

- 🐛 Widget crashes and fails to load
- 😕 Confusing user interface for new users
- ❌ Limited functionality in free version
- 💰 Premium features feel overpriced
- 🔧 Frequent bugs after updates

**Reported bugs**

- Premium interval exclusion feature not working despite payment
- Widget displays incorrect values (e.g., '0 days old')
- App crashes when swiping to secondary function
- Date selection doesn't persist when clicking away
- Calculations intermittently off by one day

**Requested features**

- Ability to exclude/include specific holidays and dates
- Support for calculating days between two dates (not just from a date)
- Business days only calculation (exclude weekends)
- Multiple interval tracking simultaneously
- Save custom holiday periods


### Eclipsa

[App page](https://appshunter.io/ios/app/eclipsa/id6759848340)

This app helps students focus on their studies with a distraction-free timer, progress tracking, and social study sessions. Compete with friends on leaderboards, unlock achievements, and analyze your study habits with detailed analytics. It offers a privacy-first design with optional cloud sync.

**Highlights:** Distraction-free focus timer, Subject-based goal setting and progress tracking, Live study sessions with friends, Leaderboards and competitive features, Achievements and streak building, Detailed study analytics, Lock Screen and Dynamic Island widgets, In-app chat and study groups

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

**In-app purchases:** none


## Frequently asked questions

### Is Date Calculator free?

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

### Is Eclipsa free?

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

### Which has better reviews, Date Calculator or Eclipsa?

Eclipsa is rated higher. Date Calculator averages 4.5 out of 5 from 200 ratings, while Eclipsa averages 5.0 from 1 ratings.

### Do Date Calculator or Eclipsa have ads?

Neither Date Calculator nor Eclipsa shows ads.

### Which is updated more often, Date Calculator or Eclipsa?

Date Calculator ships an update every 6 weeks, and Eclipsa monthly. Most recently, Date Calculator was updated on November 6, 2026 and Eclipsa on November 5, 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.*