# mo vs STORAGE831

The clearest difference is update cadence: mo at weekly against STORAGE831's monthly. mo also leads on iOS requirement (12.4 vs 18.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

mo ships an update weekly, STORAGE831 monthly. The most recent releases landed on October 5, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | mo | STORAGE831 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free | — |
| Size | 39 MB | 17 MB |
| Requires iOS | **12.4** | 18.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Teppei Takagi](https://appshunter.io/developer/1503414390) | [Sho Shimizu](https://appshunter.io/developer/1640208234) |

## What reviewers say

### mo

[App page](https://appshunter.io/ios/app/mo-nai/id1503414391)

Manage your purchases and inventory with this app. It tracks items, their expiration dates, and purchase history to notify you when it's time to reorder or when items are nearing expiration. Simplify your shopping and avoid last-minute, expensive purchases.

**Highlights:** Track expiration dates for food items, Record purchase history and prices, Get reorder notifications based on purchase frequency, Automatic calculation of price per unit, Simple category and item registration, View past purchase information

**Features:** macOS Compatibility

**In-app purchases:** none


### STORAGE831

[App page](https://appshunter.io/ios/app/storage831/id1640208232)

**In-app purchases:** none


## Frequently asked questions

### Is mo free?

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

### Is STORAGE831 free?

STORAGE831 is free to download, with no in-app purchases.

### Do mo or STORAGE831 have ads?

Neither mo nor STORAGE831 shows ads.

### Which is updated more often, mo or STORAGE831?

mo ships an update weekly, and STORAGE831 monthly. Most recently, mo was updated on October 5, 2026 and STORAGE831 on October 20, 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.*