# Starting Solids, BLW vs AllergyFlow

The clearest difference is update cadence: Starting Solids, BLW at every 5 days against AllergyFlow's every 2 months. AllergyFlow's advantage is iOS requirement (18.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Starting Solids, BLW sells 3 in-app purchases, starting at $1.99 per 7 days and AllergyFlow sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Starting Solids, BLW ships an update every 5 days, AllergyFlow every 2 months. Both last shipped on November 10, 2026.

## The numbers

| Metric | Starting Solids, BLW | AllergyFlow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 months |
| Size | 51 MB | 11 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Arai Tech L.L.C-FZ](https://appshunter.io/developer/6775501133) | [Oleksandr Prokhorov](https://appshunter.io/developer/1875671255) |

## What reviewers say

### Starting Solids, BLW

[App page](https://appshunter.io/ios/app/starting-solids-blw-allerlog/id6775501131)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $1.99 | per 7 days |
| Monthly Premium | $3.99 | per month |
| Yearly Premium | $29.99 | per year |


### AllergyFlow

[App page](https://appshunter.io/ios/app/allergyflow/id6785293848)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $4.99 | per 7 days |
| Premium Yearly | $49.99 | per year |


## Frequently asked questions

### Is Starting Solids, BLW free?

Starting Solids, BLW is free to download, with in-app purchases available.

### Is AllergyFlow free?

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

### Do Starting Solids, BLW or AllergyFlow have ads?

Neither Starting Solids, BLW nor AllergyFlow shows ads.

### Which is updated more often, Starting Solids, BLW or AllergyFlow?

Starting Solids, BLW ships an update every 5 days, and AllergyFlow every 2 months. Most recently, Starting Solids, BLW was updated on November 10, 2026 and AllergyFlow on November 10, 2026.

---

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