# GeyserLog vs Pocket Thesaurus

The clearest difference is price: Pocket Thesaurus at Free against GeyserLog's $9.99. Pocket Thesaurus also leads on update cadence (fortnightly vs every 2 months) and iOS requirement (15.0 vs 17.0). GeyserLog's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support there is nothing between them.

Pocket Thesaurus is free to download; GeyserLog costs $9.99 up front. Pocket Thesaurus sells 3 in-app purchases, starting at $0.99 per month. GeyserLog asks for nothing beyond the download.

GeyserLog ships an update every 2 months, Pocket Thesaurus fortnightly. The most recent releases landed on October 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | GeyserLog | Pocket Thesaurus |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | — | **[4.4 (585 ratings)](https://appshunter.io/ios/app/pocket-thesaurus/id1197301889/reviews)** |
| Number of ratings | — | **585** |
| Positive reviews | — | 62.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 31 MB | 108 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | **iPhone, iPad, Apple TV, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Heinrich Koenig](https://appshunter.io/developer/303500537) | [CONEM LABS INFOSYSTEMS LLP](https://appshunter.io/developer/1197301888) |

## What reviewers say

### GeyserLog

[App page](https://appshunter.io/ios/app/geyserlog/id1018607055)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Pocket Thesaurus

[App page](https://appshunter.io/ios/app/pocket-thesaurus/id1197301889)

Expand your vocabulary and master the English language with this offline thesaurus. Quickly find synonyms and antonyms, explore word definitions, and enhance your writing and communication skills. Features include daily word challenges and advanced search options.

**Highlights:** Extensive offline access to 90,000+ words, Fast and efficient synonym/antonym search, Word of the Day/Week from GRE list, Advanced search with wildcards, Bookmark and search history, AI-powered word insights, Compact size, no full-screen ads

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pocket Thesaurus Premium | $0.99 | per month |
| Pocket Thesaurus Premium | $4.99 | per 6 months |
| Pocket Thesaurus Premium | $8.99 | per year |

**What reviewers like**

- ⭐ Useful resource
- 🔍 Helpful for writing and crosswords
- 💻 Works offline
- 📚 Extensive synonym and antonym database
- 🧠 Improves writing and vocabulary

**What reviewers complain about**

- 🤮 Inappropriate ads
- 🔍 Search function issues
- 🔀 Reverts to previous searches
- 📵 Can't remove ads
- 🐞 Bugs and glitches

**Reported bugs**

- Search does not work
- App freezes or crashes
- Typing issues with keyboard
- Inconsistent or incorrect search results

**Requested features**

- Add pronunciation feature
- Improve search functionality
- Provide option to remove ads
- Expand word database with more complex vocabulary
- Enhance user interface and design


## Frequently asked questions

### Is GeyserLog free?

GeyserLog costs $9.99, with no in-app purchases.

### Is Pocket Thesaurus free?

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

### Do GeyserLog or Pocket Thesaurus have ads?

Pocket Thesaurus shows ads; GeyserLog does not.

### Which is updated more often, GeyserLog or Pocket Thesaurus?

GeyserLog ships an update every 2 months, and Pocket Thesaurus fortnightly. Most recently, GeyserLog was updated on October 2, 2026 and Pocket Thesaurus on November 6, 2026.

---

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