What is Shells N Scales?

Comprehensive Lizard and tortoise care tracker and information for monitoring growth, health records, breeding information and vivarium maintenance schedules.

Shells N Scales

Every shell, scale and clutch, tracked

The care tracker built for tortoise and reptile keepers. Log weight and shell growth, keep husbandry on schedule, record pairings and clutches, and learn from species care sheets, all in one place.

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Free to join, no card needed. You only pay if you upgrade.

Pet Hermann's tortoise resting on warm sandy substrate in its enclosure

Pet Bosc's monitor lizard basking on a cork branch in a naturalistic vivarium

Pet leopard gecko resting on a slate rock inside its enclosure

Take a look inside

Real screens from Shells N Scales, from a day's log to a full care sheet.

Your vivariums screen in the Shells N Scales app — Your vivariumsEvery enclosure, its animals and today's tasks in one place.

Weight & growth screen in the Shells N Scales app — Weight & growthLog weight and shell length, and follow growth curves over time.

Species care sheets screen in the Shells N Scales app — Species care sheetsFerguson zones, adult sizes, diet and heating for each species.

Tools screen in the Shells N Scales app — ToolsA genetics calculator plus volume and size helpers for breeders.

One tap away screen in the Shells N Scales app — One tap awayMarketplace, guides, financials and maintenance side by side.

Built for the way keepers actually work

From a single rescue tortoise to a full breeding programme, everything lives in one app.

Growth tracking

Log weights and shell lengths and watch growth curves build up for every tortoise, lizard and snake you keep.

Husbandry schedules

Maintenance, feeding, bulb swaps and UVB checks with reminders, so nothing in the vivarium slips.

Breeding records

Pairings, clutches, incubation and hatch dates, plus a family tree for each bloodline.

Care sheets & guides

Species care sheets alongside lighting, supplement, hibernation and feeding guides written for keepers.

Genetics tools

Morph guides and a genetics calculator to plan a pairing before you commit to it.

Marketplace & breeders

List animals for sale, browse listings and share a public breeder profile for your projects.

Start your collection log today

Free to use, no card needed. Premium plans are there when you need more vivariums, deeper statistics or a breeder profile.

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Every shell, scale and clutch, trackedEvery shell, scale and clutch, tracked