# OneDrop vs Scale AI

The clearest difference is in-app purchases: OneDrop at none against Scale AI's 2. OneDrop also leads on iOS requirement (14.1 vs 17.0). Scale AI's advantage is update cadence (every 4 weeks vs every 8 months). On price, ads and device support there is nothing between them.

Both are free to download. Scale AI sells 2 in-app purchases, starting at $2.99 per 7 days. OneDrop asks for nothing beyond the download.

OneDrop ships an update every 8 months, Scale AI every 4 weeks. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | OneDrop | Scale AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 weeks** |
| Size | 36 MB | 15 MB |
| Requires iOS | **14.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [FreeBit Co., Ltd.](https://appshunter.io/developer/302133977) | [Juozas Drazdas](https://appshunter.io/developer/6772752587) |

## What reviewers say

### OneDrop

[App page](https://appshunter.io/ios/app/onedrop/id1542625317)

**In-app purchases:** none


### Scale AI

[App page](https://appshunter.io/ios/app/scale-ai-smart-gram-scale/id6777988250)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scale AI Weekly | $2.99 | per 7 days |
| Scale AI Monthly | $6.99 | per month |


## Frequently asked questions

### Is OneDrop free?

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

### Is Scale AI free?

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

### Do OneDrop or Scale AI have ads?

Neither OneDrop nor Scale AI shows ads.

### Which is updated more often, OneDrop or Scale AI?

OneDrop ships an update every 8 months, and Scale AI every 4 weeks. Most recently, OneDrop was updated on October 27, 2026 and Scale AI on October 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.*