# Fever Memo vs Body Temp Tracker

The clearest difference is in-app purchases: Fever Memo at none against Body Temp Tracker's 3. Fever Memo also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (10.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Body Temp Tracker sells 3 in-app purchases, starting at $2.99 per month. Fever Memo asks for nothing beyond the download.

Fever Memo ships an update every 3 weeks, Body Temp Tracker every 3 months. Both last shipped on October 10, 2026.

## The numbers

| Metric | Fever Memo | Body Temp Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Size | 201 MB | 13 MB |
| Requires iOS | **10.1** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [CUSTOM CORPORATION](https://appshunter.io/developer/1537927269) | [Ataman Girisken](https://appshunter.io/developer/1490836439) |

## What reviewers say

### Fever Memo

[App page](https://appshunter.io/ios/app/fever-memo/id1490393637)

**Features:** macOS Compatibility

**In-app purchases:** none


### Body Temp Tracker

[App page](https://appshunter.io/ios/app/body-temp-tracker/id6738320468)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $2.99 | per month |
| Quarterly Plan (3 months) | $6.99 | per 3 months |
| Annual Plan | $9.99 | per year |


## Frequently asked questions

### Is Fever Memo free?

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

### Is Body Temp Tracker free?

Body Temp Tracker is free to download, with in-app purchases available.

### Do Fever Memo or Body Temp Tracker have ads?

Neither Fever Memo nor Body Temp Tracker shows ads.

### Which is updated more often, Fever Memo or Body Temp Tracker?

Fever Memo ships an update every 3 weeks, and Body Temp Tracker every 3 months. Most recently, Fever Memo was updated on October 10, 2026 and Body Temp Tracker on October 10, 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.*