Here’s the travel scenario that makes cheap litter interesting: you’re stocking an RV or a road-trip litter box for a week on the road, and you need a bag of litter you can lift with one hand, afford to toss, and replace at any Walmart along the route. Kitty Diggins — the budget fragrance-free clay litter that went viral on TikTok for costing around two dollars a bag — is exactly that kind of litter. It isn’t fancy. It’s cheap clay that doesn’t stink up the car.
The honest note most roundups skip: Kitty Diggins isn’t a litter lineup. It’s basically one product — fragrance-free natural clay in 7 lb bags — that became famous for its price, not its performance. And it’s non-clumping, which changes how you use it: no scooping out neat clumps, just regular full-box changes. This guide reviews the real thing, then compares the five alternatives buyers actually consider when Kitty Diggins is out of stock or the Amazon price creeps too high — because the markup from Walmart shelf to Amazon multipack is the first thing to know.
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Kitty Diggins Cat Litter at a Glance
| # | Product | Size / Type | Best For | |
|---|---|---|---|---|
| 1 | Kitty Diggin’s Fragrance-Free Cat Litter (7 lb, 2-pack) | 2 × 7 lb · fragrance-free non-clumping clay | Best overall | Check Price |
| 2 | Special Kitty Unscented Non-Clumping Natural Clay (20 lb) | 20 lb · fragrance-free non-clumping clay | Cheapest alternative | Walmart only — no Amazon link |
| 3 | Fresh Step Simply Unscented Clumping (14 lb) | 14 lb · unscented clumping clay | Best unscented clumping upgrade | Check Price |
| 4 | Purina Tidy Cats 24/7 Performance Non-Clumping (20 lb) | 20 lb · non-clumping clay | Best non-clumping alternative | Check Price |
| 5 | Dr. Elsey’s Ultra Unscented (18 lb) | 18 lb · unscented clumping clay | Premium pick | Check Price |
| 6 | World’s Best Multiple Cat Unscented (15 lb) | 15 lb · corn-based clumping | Best natural alternative | Check Price |
Prices shift constantly — check before you buy. Kitty Diggins is dramatically cheaper at Walmart in-store than in Amazon multipacks.
1. Kitty Diggin’s Fragrance-Free Cat Litter (7 lb, 2-Pack) — Best Overall
This is the actual product behind the search term: fragrance-free, dye-free natural clay (the manufacturer lists it as Fuller’s Earth), sold in 7 lb bags — a size that happens to be ideal for a travel litter box, since one bag is roughly one fill of a portable pan. It went viral on TikTok because Walmart shelves it for around two dollars a bag, and for that money it does the basics: absorbs liquid, doesn’t perfume your car, and doesn’t offend sensitive cats’ noses.
The honest part: it’s non-clumping traditional clay, so “scooping” means fishing out solids and doing full litter changes regularly — there’s no such thing as a clean Kitty Diggins scoop. As a budget clay it’s also dustier than premium litters, and the Amazon price is the real catch: aggregator trackers have shown the 2-pack listed around $21 on Amazon (and sometimes out of stock), which is many times the Walmart shelf price. Buy this at Walmart if you can; use the Amazon link only when the store is out of stock or out of reach.
Specs: fragrance-free, dye-free natural clay (Fuller’s Earth) · non-clumping · 7 lb bags (2-pack listing) · sensitive-cat formula per manufacturer.
Pros: cheapest reputable litter at Walmart shelf price; no fragrance or dyes; 7 lb bag is a perfect travel-box fill; decent basic absorption.
Cons: non-clumping — full box changes required, no scoopable clumps; dustier than premium clays; Amazon price is far above Walmart’s; thin review history; occasional stock gaps on Amazon.
Verdict: The viral budget litter — genuinely good value at Walmart prices, mediocre value via Amazon. Check the price on Amazon.
2. Special Kitty Unscented Non-Clumping Natural Clay (20 lb) — Cheapest Alternative
Special Kitty is Walmart’s own litter brand, and it’s the product Kitty Diggins buyers are really cross-shopping: same fragrance-free non-clumping natural clay concept, sold in bigger bags (20–40 lb) at the same rock-bottom price tier — around 30¢ per pound in recent price trackers. If Kitty Diggins is out of stock at your Walmart, Special Kitty is almost certainly on the same shelf.
The trade-offs are the same ones that follow all budget clay: it’s dusty compared to premium litters, it tracks, and as a non-clumping formula it needs full changes rather than scooping. There’s no Amazon listing for it — it’s a Walmart private label — so this is a “check the Walmart aisle” recommendation, not a link.
Specs: fragrance-free non-clumping natural clay · 20/25/40 lb bags · Walmart private label · no Amazon listing.
Pros: cheapest per pound of anything here; same fragrance-free clay concept as Kitty Diggins; available at nearly every Walmart.
Cons: dusty and prone to tracking like all budget clay; non-clumping — full changes required; no Amazon availability.
Verdict: The true price rival — if you’re already at Walmart, this is usually the cheapest bag in the aisle.
3. Fresh Step Simply Unscented Clumping (14 lb) — Best Unscented Clumping Upgrade
Fresh Step Simply Unscented is the upgrade for people who like the idea of Kitty Diggins (no fragrance, no dyes) but want real clumping litter: it uses clay plus activated charcoal and Fresh Step’s Ammonia Block technology, with a 15-day odor-control claim when used as directed. The 14 lb box is a manageable weight — relevant if you’re hauling litter up into a truck camper or a hotel room.
The honest caveats: it’s a bigger jump in price per pound than the cheap clays, owner reviews are more mixed on dust than the marketing suggests, and some owners report the clumps breaking apart during scooping, which defeats the purpose of paying for clumping litter. It’s still a solid mainstream unscented option with a long track record.
Specs: 14 lb box · unscented clumping clay with activated charcoal · 15-day odor control claim · low-dust formula per manufacturer.
Pros: real clumping + genuinely unscented; charcoal-based odor control works without perfume; manageable box size for travel.
Cons: costs much more per pound than the budget picks; dust complaints exceed the “low-dust” claim; some crumbly clumps.
Verdict: The step-up pick — pay more, get scoopable clumps and stronger odor control. Check the price on Amazon.
4. Purina Tidy Cats 24/7 Performance Non-Clumping (20 lb) — Best Non-Clumping Alternative
If you specifically like the non-clumping format — some owners prefer it for kittens or post-surgery cats that shouldn’t inhale clumping dust — Tidy Cats 24/7 Performance is the mainstream brand-name version of the same idea, in a 20 lb bag. Purina claims 99.9% dust-free, and the conventional clay format means simple maintenance: scoop solids, dump and replace on schedule.
Be honest about the differences from Kitty Diggins: the scented version is perfumed (there’s a Free & Clean unscented sibling), it’s a heavier bag to carry, and you’re paying brand-name prices for what is fundamentally the same basic clay concept. But it has the deepest review base of any non-clumping litter, and availability is never a question.
Specs: 20 lb bag · non-clumping clay · 99.9% dust-free claim · scented version (Free & Clean unscented also exists).
Pros: the mainstream non-clumping standard; huge owner-review base; reliable availability everywhere.
Cons: scented formula may bother sensitive cats (and noses); non-clumping still means full changes; heavier to carry than the 7 lb Kitty Diggins bags.
Verdict: The safe brand-name equivalent of the non-clumping idea — pick the unscented Free & Clean version for sensitive cats. Check the price on Amazon.
5. Dr. Elsey’s Ultra Unscented (18 lb) — Premium Pick
Dr. Elsey’s Ultra is what you buy when you’ve decided cheap clay was a false economy: 100% bentonite, unscented, marketed as 99.9% dust-free, with the hardest clumps in the clay category. Owner feedback is consistently the strongest here — it’s the litter other litters get compared against — and the unscented formula suits the same sensitive-cat households that reach for Kitty Diggins.
The honest framing: it’s premium-priced clay, the bags are heavy (the 18 lb box is fine; the 40 lb bag is a two-hand lift), and it still tracks like any fine-grained clay. You’re paying for dust control and clumping, not eco-friendliness — clay isn’t flushable and never will be. For a travel setup, the dust control genuinely matters: less dust in an enclosed vehicle.
Specs: 18 lb box (also 20/40 lb) · 100% bentonite clay, unscented · 99.9% dust-free claim · hard clumping.
Pros: the best dust control in clay; rock-hard clumps; unscented; enormous owner-review base.
Cons: premium price per pound; heavy bags; still tracks; occasional batch variability.
Verdict: The “buy once, stop thinking about litter” option — worth it if cheap clay’s dust bothers you. Check the price on Amazon.
6. World’s Best Multiple Cat Unscented (15 lb) — Best Natural Alternative
World’s Best is the odd one out — corn-based, not clay — but it belongs here because it answers the question Kitty Diggins raises: what if I want cheap-ish litter without the clay downsides? It’s flushable (septic-safe per the manufacturer), 99% dust-free, naturally lighter than clay, and the 15 lb bag performs like a much heavier clay bag because corn is so absorbent. Unscented, quick-clumping, made in the USA.
The catches are well documented: it’s expensive per pound compared to the budget clays, some cats try to eat it (it’s corn), and owners report more dust than the “99% dust-free” claim suggests with some bags. A few owners also note it’s not ideal for self-cleaning robots. For road trips, though, the flushability and lighter weight are real advantages.
Specs: 15 lb bag · whole-kernel corn, unscented · flushable, septic-safe per manufacturer · 99% dust-free claim · quick clumping.
Pros: much lighter than clay; flushable; no clay dust; strong odor control for a natural litter.
Cons: expensive per pound vs. budget clay; some cats nibble it; dust varies by bag; not great in auto-boxes.
Verdict: The eco upgrade — pay more per pound, carry less weight, flush the clumps. Check the price on Amazon.
How to Choose a Budget Fragrance-Free Cat Litter
Decide clumping vs. non-clumping first. This is the fundamental split. Clumping litter (Fresh Step, Tidy Cats clumping, Dr. Elsey’s) lets you scoop daily and stretch a bag for weeks. Non-clumping (Kitty Diggins, Special Kitty, Tidy Cats 24/7) is cheaper per bag but needs full box changes — for travel, that means carrying more litter and finding trash disposal more often.
Check the Walmart shelf before Amazon. The entire value proposition of Kitty Diggins is its ~$2 in-store price. Amazon multipacks have tracked at many times that price. If the keyword brought you here because of the viral price, the Amazon link is a backup plan, not the deal.
Fragrance-free matters more in small spaces. In an RV, a car, or a hotel bathroom, a scented litter’s perfume has nowhere to go — and many cats dislike it. All six picks here are unscented or have unscented versions for exactly this reason.
Don’t confuse “natural” with “dust-free.” Cheap natural clay is some of the dustiest litter you can buy. If anyone in the travel party (human or cat) has respiratory sensitivity, the premium for Dr. Elsey’s or World’s Best is paying for actual dust control, not marketing.
Size the bag to the trip. A 7 lb bag of Kitty Diggins is one travel-box fill — perfect for a weekend. For a two-week road trip, the 18–20 lb boxes are the better buy. Don’t carry a 40 lb bag into a hotel if you can avoid it.
Non-clumping + travel = plan your disposal. Non-clumping litter can’t be scooped clean, so a full change means bagging several pounds of used litter. Bring heavy-duty trash bags and know your campground’s disposal rules before you fill the box.
Bottom line: Kitty Diggins itself is the honest budget answer if you can buy it at Walmart prices — fragrance-free clay for pocket change, with the 7 lb bag doubling as a perfect travel-box fill. If it’s out of stock, Special Kitty is the same concept from the same aisle. For a real upgrade, Fresh Step Simply Unscented adds clumping without adding perfume, and Dr. Elsey’s Ultra is the premium end of the same unscented idea.
Frequently Asked Questions
Is Kitty Diggins cat litter actually good?
It’s good for the price. It’s a basic fragrance-free natural clay that absorbs well enough and doesn’t perfume your home. It is non-clumping and dustier than premium litters, so “good” depends on expectations — it’s a $2 bag of litter that performs like one, which is exactly why it went viral.
Is Kitty Diggins litter clumping or non-clumping?
Non-clumping. This is the most important thing to know before buying: there are no scoopable clumps. You remove solids daily and replace the full box on a schedule. If you want clumping, look at the Fresh Step, Tidy Cats, or Dr. Elsey’s alternatives above.
Why is Kitty Diggins so cheap?
It’s a simple natural-clay (Fuller’s Earth) formula with no fragrance, no dyes, and no clumping agents, sold in small 7 lb bags through Walmart’s value supply chain. There’s very little to pay for — which is both the appeal and the limitation.
Why is Kitty Diggins more expensive on Amazon?
Amazon listings are third-party multipacks with shipping and markup baked in, versus Walmart’s in-store shelf price. Trackers have shown the Amazon 2-pack at many times the ~$2-per-bag Walmart price. If the price is what attracted you, buy it at Walmart.
Is Kitty Diggins safe for kittens and sensitive cats?
It’s fragrance-free and dye-free, which suits sensitive cats, and the non-clumping format means no clumping agents — some owners prefer that for kittens. As with any clay litter, keep the box clean, minimize dust (pour low and slow), and check with your vet if your kitten is eating litter.
What’s the best alternative if Kitty Diggins is out of stock?
Same-aisle answer: Special Kitty unscented non-clumping clay. Upgrade answers: Fresh Step Simply Unscented (clumping, unscented) or Dr. Elsey’s Ultra (premium low-dust clumping). For a non-clay option, World’s Best corn litter is flushable and lighter to carry.
