Gloworm Link vs Clutha District Libraries
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gloworm Link
Customize your bike light's settings, including brightness, flash patterns, and number of levels. Monitor battery life and create custom profiles for different riding conditions. This app offers full control over your light's performance.
- Adjust light levels
- Set fixed beam or flash patterns
- Select from 3 flash patterns
- Control brightness (1-100%)
- View battery runtime
- Monitor real-time battery info
- Create custom riding profiles
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Gloworm LINK gives you complete control to personalise and customise your Gloworm G2.0 light. Tune the light levels to suit your morning ride on the gravel then change to another light profile for an evening in the forest. Use Gloworm LINK to make the following adjustments to your light and to access further info about your Power Pack battery: - Set the number of light levels. - Choose if a light level will be a fixed beam or a flash pattern - Select one of 3 flash patterns or set the brightness (from 1% to 100%) - See how much runtime you will have on a full battery - Observe battery information in real time - Create profiles specific to riding locations or those using the light - Rename your light Unsupported Devices: - IPhone 7 or older is not supported. - IPhone SE is not supported.
Clutha District Libraries
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Download the Clutha District Libraries app to track what books you have out, renew your books, search our catalogue, place reserves, and find electronic titles in our collection.
Screenshots
Verdict
Gloworm Link and Clutha District Libraries are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 30, 2026 and October 3, 2026 respectively.
| Parameter | Gloworm Link | Clutha District Libraries |
|---|---|---|
| Price | Free | Free |
| Rating | 3.6 (5 ratings) — better | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 127 MB | 50 MB |
| Age rating | 4+ | 17+ |
| Developer | Gloworm Performance Products Limited | Clutha District Libraries |
In-app purchases
Gloworm Link
No in-app purchases
Clutha District Libraries
No in-app purchases
Questions
Is Gloworm Link free?
Is Clutha District Libraries free?
Do Gloworm Link or Clutha District Libraries have ads?
Which is updated more often, Gloworm Link or Clutha District Libraries?
Other comparisons
