# LotDate vs 療癒萬花筒 kaleidoscope

The clearest difference is in-app purchases: 療癒萬花筒 kaleidoscope at none against LotDate's 3. 療癒萬花筒 kaleidoscope also leads on iOS requirement (13.0 vs 18.0). LotDate's advantage is update cadence (every 4 days vs every 7 months). On price, ads and device support there is nothing between them.

Both are free to download. LotDate sells 3 in-app purchases, starting at $2.99 per month. 療癒萬花筒 kaleidoscope asks for nothing beyond the download.

LotDate ships an update every 4 days, 療癒萬花筒 kaleidoscope every 7 months. The most recent releases landed on September 28, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | LotDate | 療癒萬花筒 kaleidoscope |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (231 ratings)](https://appshunter.io/ios/app/lotdate-batch-code-checker/id1158056006/reviews)** | — |
| Number of ratings | **231** | — |
| Positive reviews | 46.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 7 months |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 47 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [占辉 百](https://appshunter.io/developer/1081455103) | [YuFeng Chiu](https://appshunter.io/developer/1861271847) |

## What reviewers say

### LotDate

[App page](https://appshunter.io/ios/app/lotdate-batch-code-checker/id1158056006)

Instantly decode cosmetic batch codes to find out when your products were made and their estimated expiry dates. Supports over 2000 brands with an AI-powered engine and saves your decoding history.

**Highlights:** Decode batch codes instantly, Supports 2000+ cosmetic brands, AI-powered decoding engine, Check product freshness and expiry, Saves decoding history, Optional Pro subscription for unlimited queries

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Membership | $2.99 | per month |
| Yearly Premium Membership | $9.99 | per year |
| Lifetime Premium | $17.99 | one-time |


### 療癒萬花筒 kaleidoscope

[App page](https://appshunter.io/ios/app/kaleidoscope/id6756643754)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LotDate free?

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

### Is 療癒萬花筒 kaleidoscope free?

療癒萬花筒 kaleidoscope is free to download, with no in-app purchases.

### Do LotDate or 療癒萬花筒 kaleidoscope have ads?

Neither LotDate nor 療癒萬花筒 kaleidoscope shows ads.

### Which is updated more often, LotDate or 療癒萬花筒 kaleidoscope?

LotDate ships an update every 4 days, and 療癒萬花筒 kaleidoscope every 7 months. Most recently, LotDate was updated on September 28, 2026 and 療癒萬花筒 kaleidoscope on September 19, 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.*