# INER Cycle vs Sympto

The clearest difference is update cadence: Sympto at fortnightly against INER Cycle's every 3 months. INER Cycle's advantage is iOS requirement (11.0 vs 13.0). 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.

INER Cycle ships an update every 3 months, Sympto fortnightly. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | INER Cycle | Sympto |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Size | 8 MB | 29 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Instytut Naturalnego Planowania Rodziny](https://appshunter.io/developer/891024051) | [Jakub Zajaczkowski](https://appshunter.io/developer/1794873668) |

## What reviewers say

### INER Cycle

[App page](https://appshunter.io/ios/app/iner-cycle/id1180935710)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sympto

[App page](https://appshunter.io/ios/app/sympto-cycle-and-bbt-tracker/id6759962530)

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

**In-app purchases:** none


## Frequently asked questions

### Is INER Cycle free?

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

### Is Sympto free?

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

### Do INER Cycle or Sympto have ads?

Neither INER Cycle nor Sympto shows ads.

### Which is updated more often, INER Cycle or Sympto?

INER Cycle ships an update every 3 months, and Sympto fortnightly. Most recently, INER Cycle was updated on November 2, 2026 and Sympto on October 31, 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.*