# PostalCal vs Mi LUMA

The clearest difference is review sentiment: PostalCal at 72% against Mi LUMA's 11%. PostalCal also leads on rating (5.0 vs 2.1) and chart position (#157 vs unranked). Mi LUMA's advantage is price (Free vs $5.99) and in-app purchases (none vs 2). On ads and device support there is nothing between them.

Mi LUMA is free to download; PostalCal costs $5.99 up front. PostalCal sells 2 one-off in-app purchases. Mi LUMA asks for nothing beyond the download.

PostalCal holds the better App Store score, 5.0 against 2.1. That said, the two scores are not equally well evidenced: Mi LUMA has 951 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 72% of PostalCal's written reviews are positive against 11% of Mi LUMA's.

PostalCal ships an update every 9 months, Mi LUMA every 2 months. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | PostalCal | Mi LUMA |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/postalcal/id555893957/reviews)** | [2.1 (951 ratings)](https://appshunter.io/ios/app/mi-luma/id1543777592/reviews) |
| Number of ratings | 4 | **951** |
| Positive reviews | **72.2% of reviews** | 11.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#157** | — |
| Size | 1 MB | 96 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andrew Franco](https://appshunter.io/developer/540639752) | [Luma Energy ServCo, LLC](https://appshunter.io/developer/1896603415) |

## What reviewers say

### PostalCal

[App page](https://appshunter.io/ios/app/postalcal/id555893957)

**Currently charting:** #157 Top Paid · Utilities (US App Store)

This calendar app is designed for postal employees with rotating days off. It displays paydays and postal holidays, eliminating the need for annual paper calendars. Optional in-app purchases allow for color customization and adding personal events.

**Highlights:** Rotating days off calendar, Payday display, Postal observed holidays, Customizable color rotations, Add personal events

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Custom Calendar Colors | $3.99 | one-time |
| Calendar Events | $4.99 | one-time |

**What reviewers like**

- 👍 Easy to use calendar
- 🗓️ Helpful for planning
- 👨‍👩‍👧‍👦 Simplifies family scheduling
- 🎨 Customizable colors
- ✅ Great functionality

**What reviewers complain about**

- 🐛 Crashing issues
- 📅 Outdated information
- ⏳ Lacks future year updates
- ❌ Re-purchase required
- 🐛 App not opening

**Reported bugs**

- Re-purchase required after payment
- No dates after 11th day
- No 10 shows up
- Last weeks of months have dots instead of dates
- Month & Year not displayed

**Requested features**

- Sync with other calendars (iCal)
- Add custom events option
- Ability to add notes
- Integrate weather
- Add mail volumes manually


### Mi LUMA

[App page](https://appshunter.io/ios/app/mi-luma/id1543777592)

Manage your LUMA Energy account conveniently from your mobile device. View your balance, access bills, make payments, and report outages. Enjoy quick sign-in options and 24/7 access to your account information.

**Highlights:** Account registration, View current balance and due dates, Download bills in PDF, Pay bills via credit card or bank account, 12-month bill and payment history, Outage reporting and viewing, Quick sign-in options (Face Unlock, fingerprint, PIN)

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 💡 Useful features like outage reporting
- 👍 Improving with updates

**What reviewers complain about**

- 🐛 Frequent crashes and login issues
- 👎 Lacks essential functionality (PDF bills, outage history)
- 🔒 Security and account management problems

**Reported bugs**

- App fails to load or log in consistently
- Issues with account registration and management
- Unreliable outage reporting functionality

**Requested features**

- Add auto-payment option
- Improve app stability and login process
- Provide detailed outage history and analytics


## Frequently asked questions

### Is PostalCal free?

PostalCal costs $5.99, and also offers in-app purchases.

### Is Mi LUMA free?

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

### Which has better reviews, PostalCal or Mi LUMA?

PostalCal is rated higher. PostalCal averages 5.0 out of 5 from 4 ratings, while Mi LUMA averages 2.1 from 951 ratings.

### Do PostalCal or Mi LUMA have ads?

Neither PostalCal nor Mi LUMA shows ads.

### Which is updated more often, PostalCal or Mi LUMA?

PostalCal ships an update every 9 months, and Mi LUMA every 2 months. Most recently, PostalCal was updated on October 29, 2026 and Mi LUMA on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*