# Date Calculator vs Relog

The clearest difference is review sentiment: Relog at 100% against Date Calculator's 64%. Relog also leads on rating (4.9 vs 4.5). Date Calculator's advantage is ratings volume (198 vs 31). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Date Calculator sells 4 in-app purchases, starting at $3.99 per month and Relog sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Relog holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: Date Calculator has 198 ratings behind it against 31, so its average is the more settled of the two. Written reviews point the same way: 64% of Date Calculator's written reviews are positive against 100% of Relog's.

Date Calculator ships an update every 5 weeks, Relog every 2 months. Both last shipped on September 28, 2026.

## The numbers

| Metric | Date Calculator | Relog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (198 ratings)](https://appshunter.io/ios/app/date-calculator-timerange/id424582307/reviews) | **[4.9 (31 ratings)](https://appshunter.io/ios/app/relog-task-logger/id6462759656/reviews)** |
| Number of ratings | **198** | 31 |
| Positive reviews | 64.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 20 MB | 29 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Applorium Ltd](https://appshunter.io/developer/1688522804) | [Lonnie Gerol](https://appshunter.io/developer/1419740140) |

## 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


### Relog

[App page](https://appshunter.io/ios/app/relog-task-logger/id6462759656)

Easily log the last time you performed specific actions, from daily routines to infrequent tasks. Receive optional gentle reminders if you haven't completed them recently. Add notes for extra context and sync data across devices.

**Highlights:** Track last action time, Optional reminders, Add notes to logs, Automate with Shortcuts, Interactive widgets, iCloud data sync

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $1.99 | one-time |
| Large Tip | $4.99 | one-time |
| Generous Tip | $9.99 | one-time |
| MASSIVE Tip | $19.99 | one-time |


## Frequently asked questions

### Is Date Calculator free?

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

### Is Relog free?

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

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

Relog is rated higher. Date Calculator averages 4.5 out of 5 from 198 ratings, while Relog averages 4.9 from 31 ratings.

### Do Date Calculator or Relog have ads?

Neither Date Calculator nor Relog shows ads.

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

Date Calculator ships an update every 5 weeks, and Relog every 2 months. Most recently, Date Calculator was updated on September 28, 2026 and Relog on September 28, 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.*