# SibTime vs Reading Mountain

The clearest difference is update cadence: SibTime at monthly against Reading Mountain's every 6 months. Reading Mountain's advantage is iOS requirement (12.0 vs 15.0). 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.

SibTime ships an update monthly, Reading Mountain every 6 months. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SibTime | Reading Mountain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/reading-mountain-basecamp/id6742805677/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 months |
| Monetization | — | Free |
| Size | 33 MB | 40 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ORBIS, Inc](https://appshunter.io/developer/1396708268) | [LEARN MOUNTAIN LLC](https://appshunter.io/developer/1800083061) |

## What reviewers say

### SibTime

[App page](https://appshunter.io/ios/app/sibtime/id6736633734)

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

**In-app purchases:** none


### Reading Mountain

[App page](https://appshunter.io/ios/app/reading-mountain-basecamp/id6742805677)

This app builds foundational reading skills by focusing on phonemic awareness through interactive sound manipulation activities. It helps early and struggling readers, including those with dyslexia, to hear, segment, and blend sounds in words, creating a strong base for literacy.

**Highlights:** Break words into sounds, Find specific sounds, Blend sounds to form words, Swap sounds to create new words, Interactive sound manipulation activities

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SibTime free?

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

### Is Reading Mountain free?

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

### Do SibTime or Reading Mountain have ads?

Neither SibTime nor Reading Mountain shows ads.

### Which is updated more often, SibTime or Reading Mountain?

SibTime ships an update monthly, and Reading Mountain every 6 months. Most recently, SibTime was updated on October 27, 2026 and Reading Mountain on October 25, 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.*