# TT Pre vs Night Zookeeper

The clearest difference is rating: Night Zookeeper at 4.6 against TT Pre's 3.2. Night Zookeeper also leads on review sentiment (78% vs 42%) and ratings volume (626 vs 141). TT Pre's advantage is in-app purchases (none vs 10) and iOS requirement (12.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Night Zookeeper sells 10 in-app purchases, starting at $14.99 per month. TT Pre asks for nothing beyond the download.

Night Zookeeper holds the better App Store score, 4.6 against 3.2. Both are backed by a comparable volume of ratings — 141 and 626 respectively. Written reviews point the same way: 42% of TT Pre's written reviews are positive against 78% of Night Zookeeper's.

TT Pre ships an update every 2 months, Night Zookeeper every 5 weeks. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | TT Pre | Night Zookeeper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (141 ratings)](https://appshunter.io/ios/app/tt-pre-algebra/id1516357235/reviews) | **[4.6 (626 ratings)](https://appshunter.io/ios/app/night-zookeeper-fun-learning/id6504489937/reviews)** |
| Number of ratings | 141 | **626** |
| Positive reviews | 42.3% of reviews | **78.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 84 MB | 393 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Teaching Textbooks, Inc.](https://appshunter.io/developer/1516345361) | [Wonky Star](https://appshunter.io/developer/573502316) |

## What reviewers say

### TT Pre

[App page](https://appshunter.io/ios/app/tt-pre-algebra/id1516357235)

This app provides interactive math lessons and practice problems for pre-algebra students. It offers audiovisual lectures, automated grading, and detailed explanations for every problem, allowing for independent learning and progress tracking. The app can be used offline for a limited number of lessons, making it ideal for on-the-go learning.

**Highlights:** 139 audiovisual lectures, Thousands of practice problems, Automated grading and instant feedback, Step-by-step audiovisual explanations, Parental progress tracking, Digitized textbook with search

**In-app purchases:** none

**What reviewers like**

- 👍 Great math curriculum
- 👍 Helps with real-life preparation
- 👍 Good for dyslexic students
- 👍 Video tutorials are helpful
- 👍 Narration for questions is appreciated

**What reviewers complain about**

- 👎 Voice is annoying/maddening
- 👎 Stickers are childish/lame
- 👎 App is buggy and glitchy
- 👎 Starts too easy
- 👎 Sometimes doesn't explain well

**Reported bugs**

- Occasional bugs and glitches
- It glitched waAaaaayyy too much
- It’s laggy and buggy
- INSANELY laggy
- Answer submission bug is back and annoying

**Requested features**

- Option to mute voice
- Teach it a little better
- Multiple voice options
- Trophies or currency instead of stickers
- Remove stickers altogether


### Night Zookeeper

[App page](https://appshunter.io/ios/app/night-zookeeper-fun-learning/id6504489937)

This app makes reading and writing fun for children aged 6-12 with engaging games, video lessons, and skill challenges. It boosts confidence and improves spelling, grammar, and writing skills with personalized feedback from qualified tutors.

**Highlights:** Mini games and video lessons, Skill challenges covering English language arts, Personalized feedback from qualified tutors, Parent dashboard for progress tracking, Weekly writing competitions, Collaborative writing opportunities

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NZK 1 Month - 1 License | $14.99 | per month |
| 1 Month - 2 Licenses | $17.99 | per month |
| NZK 1 Month - 3 Licenses | $17.99 | per month |
| 1 Month - 4 Licenses | $21.99 | per month |
| 3 Months - 1 License | $36.99 | per 3 months |
| 3 Months - 2 Licenses | $49.99 | per 3 months |
| 3 Months - 3 Licenses | $49.99 | per 3 months |
| Yearly - 1 License | $118.99 | per year |
| Yearly - 2 Licenses | $154.99 | per year |
| Yearly - 3 Licenses | $154.99 | per year |

**What reviewers like**

- 👍 Fun and engaging
- 🚀 Helps improve writing skills
- 💡 Gamifies learning
- 👍 Motivates reluctant writers
- 👍 Constructive feedback from tutors

**What reviewers complain about**

- 🐛 Glitchy and laggy performance
- 🐛 Inconsistent difficulty levels
- 🔋 Drains device battery
- 🔒 Questionable subscription practices

**Reported bugs**

- Freezing and crashing issues
- Upside-down screen when creating new characters
- Audio not working consistently

**Requested features**

- Dark mode option
- Compatibility improvements for older devices
- More content for older age groups


## Frequently asked questions

### Is TT Pre free?

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

### Is Night Zookeeper free?

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

### Which has better reviews, TT Pre or Night Zookeeper?

Night Zookeeper is rated higher. TT Pre averages 3.2 out of 5 from 141 ratings, while Night Zookeeper averages 4.6 from 626 ratings.

### Do TT Pre or Night Zookeeper have ads?

Neither TT Pre nor Night Zookeeper shows ads.

### Which is updated more often, TT Pre or Night Zookeeper?

TT Pre ships an update every 2 months, and Night Zookeeper every 5 weeks. Most recently, TT Pre was updated on November 3, 2026 and Night Zookeeper on November 8, 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.*