# SymptomLog vs CalLoop

The clearest difference is iOS requirement: SymptomLog at 15.0 against CalLoop's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SymptomLog sells 3 in-app purchases, starting at $2.99 per 7 days and CalLoop sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | SymptomLog | CalLoop |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 42 MB | 47 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [ALGOSOFT TECHNOLOGIES LIMITED](https://appshunter.io/developer/1799406712) | [光杰 金](https://appshunter.io/developer/1881446278) |

## What reviewers say

### SymptomLog

[App page](https://appshunter.io/ios/app/symptomlog-symptom-tracker/id6759680681)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $2.99 | per 7 days |
| Annual Plan | $39.99 | per year |
| Lifetime | $89.99 | one-time |


### CalLoop

[App page](https://appshunter.io/ios/app/calloop-ai-calorie-camera/id6780894117)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $3.99 | per month |
| Yearly Pro | $24.99 | per year |
| Lifetime Pro | $59.99 | one-time |


## Frequently asked questions

### Is SymptomLog free?

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

### Is CalLoop free?

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

### Do SymptomLog or CalLoop have ads?

Neither SymptomLog nor CalLoop shows ads.

---

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