# StelaClock vs Simple Age Calculator

The clearest difference is rating: Simple Age Calculator at 5.0 against StelaClock's 4.6. Simple Age Calculator also leads on review sentiment (100% vs 86%) and price ($0.99 vs $3.99). StelaClock's advantage is ratings volume (5 vs 1). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

StelaClock costs $3.99 and Simple Age Calculator $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Simple Age Calculator holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: StelaClock has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 86% of StelaClock's written reviews are positive against 100% of Simple Age Calculator's.

StelaClock ships an update every 29 months, Simple Age Calculator every 22 months. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | StelaClock | Simple Age Calculator |
| --- | --- | --- |
| Price | $3.99 | **$0.99** |
| Rating | [4.6 (5 ratings)](https://appshunter.io/ios/app/stelaclock/id528908559/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/simple-age-calculator/id829285271/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 85.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 29 months | **Every 22 months** |
| Monetization | Paid | Paid |
| Size | 7 MB | 1 MB |
| Requires iOS | 26.0 | **17.5** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gary Saggu](https://appshunter.io/developer/465733546) | [Scott Fyfe](https://appshunter.io/developer/829285274) |

## What reviewers say

### StelaClock

[App page](https://appshunter.io/ios/app/stelaclock/id528908559)

Discover the Mayan calendar and number system with this educational clock app. It displays the current time and date using Mayan glyphs and a Base 20 notation, offering a unique way to experience ancient Maya culture.

**Highlights:** Mayan calendar display, Mayan number system, Vigesimal (Base 20) notation, Sophisticated calendar converter, Mayan glyph numerals, Daily use clock

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

**In-app purchases:** none


### Simple Age Calculator

[App page](https://appshunter.io/ios/app/simple-age-calculator/id829285271)

Instantly calculate a person's age in years by entering their date of birth. The app also features customizable icons to quickly identify if someone is 16, 18, 21, or older, making it ideal for age verification.

**Highlights:** Calculate age from date of birth, Identify ages 16, 18, 21+, Customizable age thresholds, Quick age verification tool, Supports iPhone and iPad

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

**In-app purchases:** none


## Frequently asked questions

### Is StelaClock free?

StelaClock costs $3.99, with no in-app purchases.

### Is Simple Age Calculator free?

Simple Age Calculator costs $0.99, with no in-app purchases.

### Which has better reviews, StelaClock or Simple Age Calculator?

Simple Age Calculator is rated higher. StelaClock averages 4.6 out of 5 from 5 ratings, while Simple Age Calculator averages 5.0 from 1 ratings.

### Do StelaClock or Simple Age Calculator have ads?

Neither StelaClock nor Simple Age Calculator shows ads.

### Which is updated more often, StelaClock or Simple Age Calculator?

StelaClock ships an update every 29 months, and Simple Age Calculator every 22 months. Most recently, StelaClock was updated on October 10, 2026 and Simple Age Calculator on October 8, 2026.

---

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